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<div class="subTitle">org.apache.commons.math3.linear</div>
<h2 title="Class Array2DRowRealMatrix" class="title">Class Array2DRowRealMatrix</h2>
</div>
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<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/RealLinearOperator.html" title="class in org.apache.commons.math3.linear">org.apache.commons.math3.linear.RealLinearOperator</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">org.apache.commons.math3.linear.AbstractRealMatrix</a></li>
<li>
<ul class="inheritance">
<li>org.apache.commons.math3.linear.Array2DRowRealMatrix</li>
</ul>
</li>
</ul>
</li>
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<div class="description">
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<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/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">Array2DRowRealMatrix</span>
extends <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a>
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 <a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear"><code>RealMatrix</code></a> using a <code>double[][]</code> array to
store entries.</div>
<dl><dt><span class="strong">Version:</span></dt>
<dd>$Id: Array2DRowRealMatrix.java 1459082 2013-03-20 22:24:09Z tn $</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../serialized-form.html#org.apache.commons.math3.linear.Array2DRowRealMatrix">Serialized Form</a></dd></dl>
</li>
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<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/Array2DRowRealMatrix.html#Array2DRowRealMatrix()">Array2DRowRealMatrix</a></strong>()</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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[])">Array2DRowRealMatrix</a></strong>(double[]&nbsp;v)</code>
<div class="block">Create a new (column) RealMatrix 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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[][])">Array2DRowRealMatrix</a></strong>(double[][]&nbsp;d)</code>
<div class="block">Create a new <code>RealMatrix</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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[][], boolean)">Array2DRowRealMatrix</a></strong>(double[][]&nbsp;d,
boolean&nbsp;copyArray)</code>
<div class="block">Create a new RealMatrix 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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(int, int)">Array2DRowRealMatrix</a></strong>(int&nbsp;rowDimension,
int&nbsp;columnDimension)</code>
<div class="block">Create a new RealMatrix with the supplied row and column dimensions.</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
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<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/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#add(org.apache.commons.math3.linear.Array2DRowRealMatrix)">add</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;m)</code>
<div class="block">Compute the sum of <code>this</code> and <code>m</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/Array2DRowRealMatrix.html#addToEntry(int, int, double)">addToEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
double&nbsp;increment)</code>
<div class="block">Adds (in place) the specified value to the specified entry of
<code>this</code> matrix.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#copy()">copy</a></strong>()</code>
<div class="block">Returns a (deep) copy of this.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#createMatrix(int, int)">createMatrix</a></strong>(int&nbsp;rowDimension,
int&nbsp;columnDimension)</code>
<div class="block">Create a new RealMatrix 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/Array2DRowRealMatrix.html#getColumnDimension()">getColumnDimension</a></strong>()</code>
<div class="block">Returns the number of columns of this matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>double[][]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.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>double[][]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#getEntry(int, int)">getEntry</a></strong>(int&nbsp;row,
int&nbsp;column)</code>
<div class="block">Get 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/Array2DRowRealMatrix.html#getRowDimension()">getRowDimension</a></strong>()</code>
<div class="block">Returns the number of rows of this matrix.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#multiply(org.apache.commons.math3.linear.Array2DRowRealMatrix)">multiply</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;m)</code>
<div class="block">Returns the result of postmultiplying <code>this</code> 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/Array2DRowRealMatrix.html#multiplyEntry(int, int, double)">multiplyEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
double&nbsp;factor)</code>
<div class="block">Multiplies (in place) the specified entry of <code>this</code> matrix by the
specified value.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>double[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#operate(double[])">operate</a></strong>(double[]&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>double[]</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#preMultiply(double[])">preMultiply</a></strong>(double[]&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/Array2DRowRealMatrix.html#setEntry(int, int, double)">setEntry</a></strong>(int&nbsp;row,
int&nbsp;column,
double&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/Array2DRowRealMatrix.html#setSubMatrix(double[][], int, int)">setSubMatrix</a></strong>(double[][]&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/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#subtract(org.apache.commons.math3.linear.Array2DRowRealMatrix)">subtract</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;m)</code>
<div class="block">Returns <code>this</code> minus <code>m</code>.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&nbsp;visitor)</code>
<div class="block">Visit (but don't change) all matrix entries in column order.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&nbsp;visitor)</code>
<div class="block">Visit (but don't change) all matrix entries in row order.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInRowOrder</a></strong>(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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 row order.</div>
</td>
</tr>
</table>
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<h3>Methods inherited from class&nbsp;org.apache.commons.math3.linear.<a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></h3>
<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#add(org.apache.commons.math3.linear.RealMatrix)">add</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#copySubMatrix(int[], int[], double[][])">copySubMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#copySubMatrix(int, int, int, int, double[][])">copySubMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#equals(java.lang.Object)">equals</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getColumn(int)">getColumn</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getColumnMatrix(int)">getColumnMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getColumnVector(int)">getColumnVector</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getFrobeniusNorm()">getFrobeniusNorm</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getNorm()">getNorm</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getRow(int)">getRow</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getRowMatrix(int)">getRowMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getRowVector(int)">getRowVector</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getSubMatrix(int[], int[])">getSubMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getSubMatrix(int, int, int, int)">getSubMatrix</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getTrace()">getTrace</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#hashCode()">hashCode</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#isSquare()">isSquare</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#multiply(org.apache.commons.math3.linear.RealMatrix)">multiply</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#operate(org.apache.commons.math3.linear.RealVector)">operate</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#power(int)">power</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#preMultiply(org.apache.commons.math3.linear.RealMatrix)">preMultiply</a>, <a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#preMultiply(org.apache.commons.math3.linear.RealVector)">preMultiply</a>, <a 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<code><a href="../../../../../org/apache/commons/math3/linear/RealLinearOperator.html#isTransposable()">isTransposable</a>, <a href="../../../../../org/apache/commons/math3/linear/RealLinearOperator.html#operateTranspose(org.apache.commons.math3.linear.RealVector)">operateTranspose</a></code></li>
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<pre>public&nbsp;Array2DRowRealMatrix()</pre>
<div class="block">Creates a matrix with no data</div>
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<pre>public&nbsp;Array2DRowRealMatrix(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 RealMatrix with the supplied row and column dimensions.</div>
<dl><dt><span class="strong">Parameters:</span></dt><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 the row or column dimension is
not positive.</dd></dl>
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<pre>public&nbsp;Array2DRowRealMatrix(double[][]&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/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>RealMatrix</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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[][], boolean)"><code>Array2DRowRealMatrix(double[][], 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/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if <code>d</code> row or column dimension is zero.</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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[][], boolean)"><code>Array2DRowRealMatrix(double[][], boolean)</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowRealMatrix(double[][]&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 RealMatrix using the input array as the underlying
data array.
If an array is built specially in order to be embedded in a
RealMatrix 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.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>d</code> - Data for new matrix.</dd><dd><code>copyArray</code> - if <code>true</code>, the input array will be copied,
otherwise it will be referenced.</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 <code>d</code> row or column dimension is zero.</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/Array2DRowRealMatrix.html#Array2DRowRealMatrix(double[][])"><code>Array2DRowRealMatrix(double[][])</code></a></dd></dl>
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<pre>public&nbsp;Array2DRowRealMatrix(double[]&nbsp;v)</pre>
<div class="block">Create a new (column) RealMatrix 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></dl>
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<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a>&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 RealMatrix 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/RealMatrix.html#createMatrix(int, int)">createMatrix</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#createMatrix(int, int)">createMatrix</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a>&nbsp;copy()</pre>
<div class="block">Returns a (deep) copy of this.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#copy()">copy</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#copy()">copy</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>matrix copy</dd></dl>
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<h4>add</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;add(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&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">Compute the sum of <code>this</code> and <code>m</code>.</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 + m</code>.</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 <code>this</code>.</dd></dl>
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<h4>subtract</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;subtract(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&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">Returns <code>this</code> minus <code>m</code>.</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 - m</code></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 <code>this</code>.</dd></dl>
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<h4>multiply</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&nbsp;multiply(<a href="../../../../../org/apache/commons/math3/linear/Array2DRowRealMatrix.html" title="class in org.apache.commons.math3.linear">Array2DRowRealMatrix</a>&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">Returns the result of postmultiplying <code>this</code> 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 * m</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
<code>columnDimension(this) != rowDimension(m)</code></dd></dl>
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<pre>public&nbsp;double[][]&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/RealMatrix.html#getData()">getData</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getData()">getData</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>2-dimensional array of entries</dd></dl>
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<pre>public&nbsp;double[][]&nbsp;getDataRef()</pre>
<div class="block">Get a reference to the underlying data array.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>2-dimensional array of entries.</dd></dl>
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<pre>public&nbsp;void&nbsp;setSubMatrix(double[][]&nbsp;subMatrix,
int&nbsp;row,
int&nbsp;column)
throws <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/OutOfRangeException.html" title="class in org.apache.commons.math3.exception">OutOfRangeException</a>,
<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></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/RealMatrix.html#setSubMatrix(double[][], int, int)">setSubMatrix</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#setSubMatrix(double[][], int, int)">setSubMatrix</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/NoDataException.html" title="class in org.apache.commons.math3.exception">NoDataException</a></code> - if <code>subMatrix</code> is empty.</dd>
<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/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) or empty.</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></dl>
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<pre>public&nbsp;double&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">Get the entry in the specified row and column. Row and column indices
start at 0.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
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<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#getEntry(int, int)">getEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row index of entry to be fetched.</dd><dd><code>column</code> - Column index of entry to be fetched.</dd>
<dt><span class="strong">Returns:</span></dt><dd>the matrix entry at <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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int&nbsp;column,
double&nbsp;value)
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<div class="block">Set the entry in the specified row and column. Row and column indices
start at 0.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#setEntry(int, int, double)">setEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#setEntry(int, int, double)">setEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row index of entry to be set.</dd><dd><code>column</code> - Column index of entry to be set.</dd><dd><code>value</code> - the new value of the entry.</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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int&nbsp;column,
double&nbsp;increment)
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<div class="block">Adds (in place) the specified value to the specified entry of
<code>this</code> matrix. Row and column indices start at 0.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#addToEntry(int, int, double)">addToEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#addToEntry(int, int, double)">addToEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row index of the entry to be modified.</dd><dd><code>column</code> - Column index of the entry to be modified.</dd><dd><code>increment</code> - value to add to the matrix entry.</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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int&nbsp;column,
double&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">Multiplies (in place) the specified entry of <code>this</code> matrix by the
specified value. Row and column indices start at 0.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#multiplyEntry(int, int, double)">multiplyEntry</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#multiplyEntry(int, int, double)">multiplyEntry</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>row</code> - Row index of the entry to be modified.</dd><dd><code>column</code> - Column index of the entry to be modified.</dd><dd><code>factor</code> - Multiplication factor for the matrix entry.</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 of this matrix.</div>
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<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/AbstractRealMatrix.html#getRowDimension()">getRowDimension</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
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<div class="block">Returns the number of columns of this 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/AbstractRealMatrix.html#getColumnDimension()">getColumnDimension</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></code></dd>
<dt><span class="strong">Returns:</span></dt><dd>the number of columns.</dd></dl>
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<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/RealMatrix.html#operate(double[])">operate</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#operate(double[])">operate</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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 length of <code>v</code> does not
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<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/RealMatrix.html#preMultiply(double[])">preMultiply</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#preMultiply(double[])">preMultiply</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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 length of <code>v</code> does not
match the row dimension of <code>this</code>.</dd></dl>
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<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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixChangingVisitor.html#end()"><code>RealMatrixChangingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixPreservingVisitor.html#end()"><code>RealMatrixPreservingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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 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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixChangingVisitor.html#end()"><code>RealMatrixChangingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInRowOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInRowOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixPreservingVisitor.html#end()"><code>RealMatrixPreservingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<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/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixChangingVisitor.html#end()"><code>RealMatrixChangingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixPreservingVisitor.html#end()"><code>RealMatrixPreservingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixChangingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixChangingVisitor</a>&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/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixChangingVisitor.html#end()"><code>RealMatrixChangingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInColumnOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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<pre>public&nbsp;double&nbsp;walkInColumnOrder(<a href="../../../../../org/apache/commons/math3/linear/RealMatrixPreservingVisitor.html" title="interface in org.apache.commons.math3.linear">RealMatrixPreservingVisitor</a>&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/RealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html" title="interface in org.apache.commons.math3.linear">RealMatrix</a></code></dd>
<dt><strong>Overrides:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html#walkInColumnOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)">walkInColumnOrder</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/commons/math3/linear/AbstractRealMatrix.html" title="class in org.apache.commons.math3.linear">AbstractRealMatrix</a></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/RealMatrixPreservingVisitor.html#end()"><code>RealMatrixPreservingVisitor.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/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor)"><code>RealMatrix.walkInRowOrder(RealMatrixPreservingVisitor)</code></a>,
<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInRowOrder(org.apache.commons.math3.linear.RealMatrixChangingVisitor, int, int, int, int)"><code>RealMatrix.walkInRowOrder(RealMatrixChangingVisitor, int, int, int, int)</code></a>,
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<a href="../../../../../org/apache/commons/math3/linear/RealMatrix.html#walkInOptimizedOrder(org.apache.commons.math3.linear.RealMatrixPreservingVisitor, int, int, int, int)"><code>RealMatrix.walkInOptimizedOrder(RealMatrixPreservingVisitor, int, int, int, int)</code></a></dd></dl>
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