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<div class="subTitle">org.apache.commons.math3.linear</div>
<h2 title="Class Array2DRowFieldMatrix" class="title">Class Array2DRowFieldMatrix&lt;T extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;T&gt;&gt;</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">org.apache.commons.math3.linear.AbstractFieldMatrix</a>&lt;T&gt;</li>
<li>
<ul class="inheritance">
<li>org.apache.commons.math3.linear.Array2DRowFieldMatrix&lt;T&gt;</li>
</ul>
</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - the type of the field elements</dd></dl>
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../../org/apache/commons/math3/linear/AnyMatrix.html" title="interface in org.apache.commons.math3.linear">AnyMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;T&gt;</dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">Array2DRowFieldMatrix&lt;T extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;T&gt;&gt;</span>
extends <a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;T&gt;
implements <a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
<div class="block">Implementation of FieldMatrix<T> using a <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3"><code>FieldElement</code></a>[][] array to store entries.
<p>
As specified in the <a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear"><code>FieldMatrix</code></a> interface, matrix element indexing
is 0-based -- e.g., <code>getEntry(0, 0)</code>
returns the element in the first row, first column of the matrix.</li></ul>
</p></div>
<dl><dt><span class="strong">Version:</span></dt>
<dd>$Id: Array2DRowFieldMatrix.java 1449528 2013-02-24 19:06:20Z luc $</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.commons.math3.linear.Array2DRowFieldMatrix">Serialized Form</a></dd></dl>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_summary">
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</a>
<h3>Constructor Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(org.apache.commons.math3.Field)">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field)</code>
<div class="block">Creates a matrix with no data</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(org.apache.commons.math3.Field, int, int)">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
int&nbsp;rowDimension,
int&nbsp;columnDimension)</code>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> with the supplied row and column dimensions.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(org.apache.commons.math3.Field, T[])">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)</code>
<div class="block">Create a new (column) <code>FieldMatrix&lt;T&gt;</code> using <code>v</code> as the
data for the unique column of the created matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(org.apache.commons.math3.Field, T[][])">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d)</code>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(org.apache.commons.math3.Field, T[][], boolean)">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d,
boolean&nbsp;copyArray)</code>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[])">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)</code>
<div class="block">Create a new (column) <code>FieldMatrix&lt;T&gt;</code> using <code>v</code> as the
data for the unique column of the created matrix.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][])">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d)</code>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][], boolean)">Array2DRowFieldMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d,
boolean&nbsp;copyArray)</code>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method_summary">
<!-- -->
</a>
<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#add(org.apache.commons.math3.linear.Array2DRowFieldMatrix)">add</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)</code>
<div class="block">Add <code>m</code> to this matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#addToEntry(int, int, T)">addToEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;increment)</code>
<div class="block">Change an entry in the specified row and column.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#copy()">copy</a></strong>()</code>
<div class="block">Make a (deep) copy of this.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#createMatrix(int, int)">createMatrix</a></strong>(int&nbsp;rowDimension,
int&nbsp;columnDimension)</code>
<div class="block">Create a new FieldMatrix<T> of the same type as the instance with
the supplied row and column dimensions.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#getColumnDimension()">getColumnDimension</a></strong>()</code>
<div class="block">Returns the number of columns in the matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#getData()">getData</a></strong>()</code>
<div class="block">Returns matrix entries as a two-dimensional array.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#getDataRef()">getDataRef</a></strong>()</code>
<div class="block">Get a reference to the underlying data array.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#getEntry(int, int)">getEntry</a></strong>(int&nbsp;row,
int&nbsp;column)</code>
<div class="block">Returns the entry in the specified row and column.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#getRowDimension()">getRowDimension</a></strong>()</code>
<div class="block">Returns the number of rows in the matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#multiply(org.apache.commons.math3.linear.Array2DRowFieldMatrix)">multiply</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)</code>
<div class="block">Postmultiplying this matrix by <code>m</code>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#multiplyEntry(int, int, T)">multiplyEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;factor)</code>
<div class="block">Change an entry in the specified row and column.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#operate(T[])">operate</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)</code>
<div class="block">Returns the result of multiplying this by the vector <code>v</code>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#preMultiply(T[])">preMultiply</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)</code>
<div class="block">Returns the (row) vector result of premultiplying this by the vector
<code>v</code>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#setEntry(int, int, T)">setEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;value)</code>
<div class="block">Set the entry in the specified row and column.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#setSubMatrix(T[][], int, int)">setSubMatrix</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;subMatrix,
int&nbsp;row,
int&nbsp;column)</code>
<div class="block">Replace the submatrix starting at <code>(row, column)</code> using data in the
input <code>subMatrix</code> array.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#subtract(org.apache.commons.math3.linear.Array2DRowFieldMatrix)">subtract</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)</code>
<div class="block">Subtract <code>m</code> from this matrix.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</code>
<div class="block">Visit (and possibly change) all matrix entries in column order.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)</code>
<div class="block">Visit (and possibly change) some matrix entries in column order.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</code>
<div class="block">Visit (but don't change) all matrix entries in column order.</div>
</td>
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<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)</code>
<div class="block">Visit (but don't change) some matrix entries in column order.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</code>
<div class="block">Visit (and possibly change) all matrix entries in row order.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)</code>
<div class="block">Visit (and possibly change) some matrix entries in row order.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</code>
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<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a></code></td>
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int&nbsp;startRow,
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field)</pre>
<div class="block">Creates a matrix with no data</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - field to which the elements belong</dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
int&nbsp;rowDimension,
int&nbsp;columnDimension)
throws <a href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html" title="class in org.apache.commons.math3.exception">NotStrictlyPositiveException</a></pre>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> with the supplied row and column dimensions.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - Field to which the elements belong.</dd><dd><code>rowDimension</code> - Number of rows in the new matrix.</dd><dd><code>columnDimension</code> - Number of columns in the new matrix.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html" title="class in org.apache.commons.math3.exception">NotStrictlyPositiveException</a></code> - if row or column dimension is not positive.</dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></pre>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.
<p>The input array is copied, not referenced. This constructor has
the same effect as calling <a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][], boolean)"><code>Array2DRowFieldMatrix(FieldElement[][], boolean)</code></a>
with the second argument set to <code>true</code>.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - Data for the new matrix.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if <code>d</code> is not rectangular.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if <code>d</code> is <code>null</code>.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if there are not at least one row and one column.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][], boolean)"><code>Array2DRowFieldMatrix(FieldElement[][], boolean)</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></pre>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.
<p>The input array is copied, not referenced. This constructor has
the same effect as calling <a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][], boolean)"><code>Array2DRowFieldMatrix(FieldElement[][], boolean)</code></a>
with the second argument set to <code>true</code>.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - Field to which the elements belong.</dd><dd><code>d</code> - Data for the new matrix.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if <code>d</code> is not rectangular.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if <code>d</code> is <code>null</code>.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if there are not at least one row and one column.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][], boolean)"><code>Array2DRowFieldMatrix(FieldElement[][], boolean)</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d,
boolean&nbsp;copyArray)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></pre>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.
<p>If an array is built specially in order to be embedded in a
<code>FieldMatrix&lt;T&gt;</code> and not used directly, the <code>copyArray</code> may be
set to <code>false</code>. This will prevent the copying and improve
performance as no new array will be built and no data will be copied.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - Data for the new matrix.</dd><dd><code>copyArray</code> - Whether to copy or reference the input array.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if <code>d</code> is not rectangular.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if there are not at least one row and one column.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if <code>d</code> is <code>null</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][])"><code>Array2DRowFieldMatrix(FieldElement[][])</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;d,
boolean&nbsp;copyArray)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></pre>
<div class="block">Create a new <code>FieldMatrix&lt;T&gt;</code> using the input array as the underlying
data array.
<p>If an array is built specially in order to be embedded in a
<code>FieldMatrix&lt;T&gt;</code> and not used directly, the <code>copyArray</code> may be
set to <code>false</code>. This will prevent the copying and improve
performance as no new array will be built and no data will be copied.</p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - Field to which the elements belong.</dd><dd><code>d</code> - Data for the new matrix.</dd><dd><code>copyArray</code> - Whether to copy or reference the input array.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if <code>d</code> is not rectangular.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if there are not at least one row and one column.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if <code>d</code> is <code>null</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html#Array2DRowFieldMatrix(T[][])"><code>Array2DRowFieldMatrix(FieldElement[][])</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)
throws <a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></pre>
<div class="block">Create a new (column) <code>FieldMatrix&lt;T&gt;</code> using <code>v</code> as the
data for the unique column of the created matrix.
The input array is copied.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - Column vector holding data for new matrix.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if v is empty</dd></dl>
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<pre>public&nbsp;Array2DRowFieldMatrix(<a href="../../../../../org/apache/commons/math3/Field.html" title="interface in org.apache.commons.math3">Field</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;field,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)</pre>
<div class="block">Create a new (column) <code>FieldMatrix&lt;T&gt;</code> using <code>v</code> as the
data for the unique column of the created matrix.
The input array is copied.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>field</code> - Field to which the elements belong.</dd><dd><code>v</code> - Column vector holding data for new matrix.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;createMatrix(int&nbsp;rowDimension,
int&nbsp;columnDimension)
throws <a href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html" title="class in org.apache.commons.math3.exception">NotStrictlyPositiveException</a></pre>
<div class="block">Create a new FieldMatrix<T> of the same type as the instance with
the supplied row and column dimensions.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#createMatrix(int, int)">createMatrix</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#createMatrix(int, int)">createMatrix</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>rowDimension</code> - the number of rows in the new matrix</dd><dd><code>columnDimension</code> - the number of columns in the new matrix</dd>
<dt><span class="strong">Returns:</span></dt><dd>a new matrix of the same type as the instance</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NotStrictlyPositiveException.html" title="class in org.apache.commons.math3.exception">NotStrictlyPositiveException</a></code> - if row or column dimension is not
positive.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;copy()</pre>
<div class="block">Make a (deep) copy of this.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#copy()">copy</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#copy()">copy</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>a copy of this matrix.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;add(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)
throws <a href="../../../../../org/apache/commons/math3/linear/MatrixDimensionMismatchException.html" title="class in org.apache.commons.math3.linear">MatrixDimensionMismatchException</a></pre>
<div class="block">Add <code>m</code> to this matrix.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>m</code> - Matrix to be added.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>this</code> + m.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/MatrixDimensionMismatchException.html" title="class in org.apache.commons.math3.linear">MatrixDimensionMismatchException</a></code> - if <code>m</code> is not the same
size as this matrix.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;subtract(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)
throws <a href="../../../../../org/apache/commons/math3/linear/MatrixDimensionMismatchException.html" title="class in org.apache.commons.math3.linear">MatrixDimensionMismatchException</a></pre>
<div class="block">Subtract <code>m</code> from this matrix.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>m</code> - Matrix to be subtracted.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>this</code> + m.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/MatrixDimensionMismatchException.html" title="class in org.apache.commons.math3.linear">MatrixDimensionMismatchException</a></code> - if <code>m</code> is not the same
size as this matrix.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;multiply(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;m)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></pre>
<div class="block">Postmultiplying this matrix by <code>m</code>.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>m</code> - Matrix to postmultiply by.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>this</code> * m.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if the number of columns of this
matrix is not equal to the number of rows of <code>m</code>.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;getData()</pre>
<div class="block">Returns matrix entries as a two-dimensional array.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#getData()">getData</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#getData()">getData</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>a 2-dimensional array of entries.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;getDataRef()</pre>
<div class="block">Get a reference to the underlying data array.
This methods returns internal data, <strong>not</strong> fresh copy of it.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the 2-dimensional array of entries.</dd></dl>
</li>
</ul>
<a name="setSubMatrix(org.apache.commons.math3.FieldElement[][],int,int)">
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<pre>public&nbsp;void&nbsp;setSubMatrix(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[][]&nbsp;subMatrix,
int&nbsp;row,
int&nbsp;column)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a>,
<a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></pre>
<div class="block">Replace the submatrix starting at <code>(row, column)</code> using data in the
input <code>subMatrix</code> array. Indexes are 0-based.
<p>
Example:<br>
Starting with
<pre>
1 2 3 4
5 6 7 8
9 0 1 2
</pre>
and <code>subMatrix = {{3, 4} {5,6}}</code>, invoking
<code>setSubMatrix(subMatrix,1,1))</code> will result in
<pre>
1 2 3 4
5 3 4 8
9 5 6 2
</pre>
</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#setSubMatrix(T[][], int, int)">setSubMatrix</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#setSubMatrix(T[][], int, int)">setSubMatrix</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>subMatrix</code> - Array containing the submatrix replacement data.</dd><dd><code>row</code> - Row coordinate of the top-left element to be replaced.</dd><dd><code>column</code> - Column coordinate of the top-left element to be replaced.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if <code>subMatrix</code> does not fit into this
matrix from element in <code>(row, column)</code>.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NullArgumentException.html" title="class in org.apache.commons.math3.exception">NullArgumentException</a></code> - if <code>subMatrix</code> is <code>null</code>.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if a row or column of <code>subMatrix</code> is empty.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if <code>subMatrix</code> is not
rectangular (not all rows have the same length).</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;getEntry(int&nbsp;row,
int&nbsp;column)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></pre>
<div class="block">Returns the entry in the specified row and column.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#getEntry(int, int)">getEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#getEntry(int, int)">getEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - row location of entry to be fetched</dd><dd><code>column</code> - column location of entry to be fetched</dd>
<dt><span class="strong">Returns:</span></dt><dd>matrix entry in row,column</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the row or column index is not valid.</dd></dl>
</li>
</ul>
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<h4>setEntry</h4>
<pre>public&nbsp;void&nbsp;setEntry(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;value)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></pre>
<div class="block">Set the entry in the specified row and column.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#setEntry(int, int, T)">setEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#setEntry(int, int, T)">setEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - row location of entry to be set</dd><dd><code>column</code> - column location of entry to be set</dd><dd><code>value</code> - matrix entry to be set in row,column</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the row or column index is not valid.</dd></dl>
</li>
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<pre>public&nbsp;void&nbsp;addToEntry(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;increment)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></pre>
<div class="block">Change an entry in the specified row and column.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#addToEntry(int, int, T)">addToEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#addToEntry(int, int, T)">addToEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row location of entry to be set.</dd><dd><code>column</code> - Column location of entry to be set.</dd><dd><code>increment</code> - Value to add to the current matrix entry in
<code>(row, column)</code>.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the row or column index is not valid.</dd></dl>
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<pre>public&nbsp;void&nbsp;multiplyEntry(int&nbsp;row,
int&nbsp;column,
<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;factor)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></pre>
<div class="block">Change an entry in the specified row and column.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#multiplyEntry(int, int, T)">multiplyEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#multiplyEntry(int, int, T)">multiplyEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row location of entry to be set.</dd><dd><code>column</code> - Column location of entry to be set.</dd><dd><code>factor</code> - Multiplication factor for the current matrix entry
in <code>(row,column)</code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the row or column index is not valid.</dd></dl>
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<div class="block">Returns the number of rows in the matrix.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AnyMatrix.html#getRowDimension()">getRowDimension</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AnyMatrix.html" title="interface in org.apache.commons.math3.linear">AnyMatrix</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#getRowDimension()">getRowDimension</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>rowDimension</dd></dl>
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<pre>public&nbsp;int&nbsp;getColumnDimension()</pre>
<div class="block">Returns the number of columns in the matrix.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AnyMatrix.html#getColumnDimension()">getColumnDimension</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AnyMatrix.html" title="interface in org.apache.commons.math3.linear">AnyMatrix</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#getColumnDimension()">getColumnDimension</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Returns:</span></dt><dd>columnDimension</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;operate(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></pre>
<div class="block">Returns the result of multiplying this by the vector <code>v</code>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#operate(T[])">operate</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#operate(T[])">operate</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the vector to operate on</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>this * v</code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if the number of columns of
<code>this</code> matrix is not equal to the size of the vector <code>v</code>.</dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;preMultiply(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>[]&nbsp;v)
throws <a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></pre>
<div class="block">Returns the (row) vector result of premultiplying this by the vector
<code>v</code>.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#preMultiply(T[])">preMultiply</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#preMultiply(T[])">preMultiply</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the row vector to premultiply by</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>v * this</code></dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if the number of rows of <code>this</code>
matrix is not equal to the size of the vector <code>v</code></dd></dl>
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<h4>walkInRowOrder</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</pre>
<div class="block">Visit (and possibly change) all matrix entries in row order.
<p>Row order starts at upper left and iterating through all elements
of a row from left to right before going to the leftmost element
of the next row.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html#end()"><code>FieldMatrixChangingVisitor.end()</code></a> at the end
of the walk</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</pre>
<div class="block">Visit (but don't change) all matrix entries in row order.
<p>Row order starts at upper left and iterating through all elements
of a row from left to right before going to the leftmost element
of the next row.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html#end()"><code>FieldMatrixPreservingVisitor.end()</code></a> at the end
of the walk</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
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int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></pre>
<div class="block">Visit (and possibly change) some matrix entries in row order.
<p>Row order starts at upper left and iterating through all elements
of a row from left to right before going to the leftmost element
of the next row.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd><dd><code>startRow</code> - Initial row index</dd><dd><code>endRow</code> - Final row index (inclusive)</dd><dd><code>startColumn</code> - Initial column index</dd><dd><code>endColumn</code> - Final column index</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html#end()"><code>FieldMatrixChangingVisitor.end()</code></a> at the end
of the walk</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the indices are not valid.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></code> - if <code>endRow &lt; startRow</code> or
<code>endColumn &lt; startColumn</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></pre>
<div class="block">Visit (but don't change) some matrix entries in row order.
<p>Row order starts at upper left and iterating through all elements
of a row from left to right before going to the leftmost element
of the next row.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd><dd><code>startRow</code> - Initial row index</dd><dd><code>endRow</code> - Final row index (inclusive)</dd><dd><code>startColumn</code> - Initial column index</dd><dd><code>endColumn</code> - Final column index</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html#end()"><code>FieldMatrixPreservingVisitor.end()</code></a> at the end
of the walk</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the indices are not valid.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></code> - if <code>endRow &lt; startRow</code> or
<code>endColumn &lt; startColumn</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</pre>
<div class="block">Visit (and possibly change) all matrix entries in column order.
<p>Column order starts at upper left and iterating through all elements
of a column from top to bottom before going to the topmost element
of the next column.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html#end()"><code>FieldMatrixChangingVisitor.end()</code></a> at the end
of the walk</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor)</pre>
<div class="block">Visit (but don't change) all matrix entries in column order.
<p>Column order starts at upper left and iterating through all elements
of a column from top to bottom before going to the topmost element
of the next column.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html#end()"><code>FieldMatrixPreservingVisitor.end()</code></a> at the end
of the walk</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixChangingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></pre>
<div class="block">Visit (and possibly change) some matrix entries in column order.
<p>Column order starts at upper left and iterating through all elements
of a column from top to bottom before going to the topmost element
of the next column.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd><dd><code>startRow</code> - Initial row index</dd><dd><code>endRow</code> - Final row index (inclusive)</dd><dd><code>startColumn</code> - Initial column index</dd><dd><code>endColumn</code> - Final column index</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixChangingVisitor.html#end()"><code>FieldMatrixChangingVisitor.end()</code></a> at the end
of the walk</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the indices are not valid.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></code> - if <code>endRow &lt; startRow</code> or
<code>endColumn &lt; startColumn</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
</li>
</ul>
<a name="walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>walkInColumnOrder</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">FieldMatrixPreservingVisitor</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&nbsp;visitor,
int&nbsp;startRow,
int&nbsp;endRow,
int&nbsp;startColumn,
int&nbsp;endColumn)
throws <a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></pre>
<div class="block">Visit (but don't change) some matrix entries in column order.
<p>Column order starts at upper left and iterating through all elements
of a column from top to bottom before going to the topmost element
of the next column.</p></div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html" title="interface in org.apache.commons.math3.linear">FieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractFieldMatrix.html" title="class in org.apache.commons.math3.linear">AbstractFieldMatrix</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a> extends <a href="../../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a>&lt;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowFieldMatrix.html" title="type parameter in Array2DRowFieldMatrix">T</a>&gt;&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>visitor</code> - visitor used to process all matrix entries</dd><dd><code>startRow</code> - Initial row index</dd><dd><code>endRow</code> - Final row index (inclusive)</dd><dd><code>startColumn</code> - Initial column index</dd><dd><code>endColumn</code> - Final column index</dd>
<dt><span class="strong">Returns:</span></dt><dd>the value returned by <a href="../../../../../org/apache/commons/math3/linear/FieldMatrixPreservingVisitor.html#end()"><code>FieldMatrixPreservingVisitor.end()</code></a> at the end
of the walk</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a></code> - if the indices are not valid.</dd>
<dd><code><a href="../../../../../org/apache/commons/math3/exception/NumberIsTooSmallException.html" title="class in org.apache.commons.math3.exception">NumberIsTooSmallException</a></code> - if <code>endRow &lt; startRow</code> or
<code>endColumn &lt; startColumn</code>.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInRowOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInColumnOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixChangingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/FieldMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.FieldMatrixPreservingVisitor, int, int, int, int)"><code>FieldMatrix.walkInOptimizedOrder(FieldMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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