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| <h2 title="Interface Field" class="title">Interface Field<T></h2> |
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| <dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - the type of the field elements</dd></dl> |
| <dl> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../org/apache/commons/math3/fraction/BigFractionField.html" title="class in org.apache.commons.math3.fraction">BigFractionField</a>, <a href="../../../../org/apache/commons/math3/util/BigRealField.html" title="class in org.apache.commons.math3.util">BigRealField</a>, <a href="../../../../org/apache/commons/math3/complex/ComplexField.html" title="class in org.apache.commons.math3.complex">ComplexField</a>, <a href="../../../../org/apache/commons/math3/util/Decimal64Field.html" title="class in org.apache.commons.math3.util">Decimal64Field</a>, <a href="../../../../org/apache/commons/math3/dfp/DfpField.html" title="class in org.apache.commons.math3.dfp">DfpField</a>, <a href="../../../../org/apache/commons/math3/fraction/FractionField.html" title="class in org.apache.commons.math3.fraction">FractionField</a></dd> |
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| <pre>public interface <span class="strong">Field<T></span></pre> |
| <div class="block">Interface representing a <a href="http://mathworld.wolfram.com/Field.html">field</a>. |
| <p> |
| Classes implementing this interface will often be singletons. |
| </p></div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>2.0</dd> |
| <dt><span class="strong">Version:</span></dt> |
| <dd>$Id: Field.java 1416643 2012-12-03 19:37:14Z tn $</dd> |
| <dt><span class="strong">See Also:</span></dt><dd><a href="../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3"><code>FieldElement</code></a></dd></dl> |
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| <h3>Method Summary</h3> |
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| <td class="colFirst"><code><a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/commons/math3/Field.html#getOne()">getOne</a></strong>()</code> |
| <div class="block">Get the multiplicative identity of the field.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a><<a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a>>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/commons/math3/Field.html#getRuntimeClass()">getRuntimeClass</a></strong>()</code> |
| <div class="block">Returns the runtime class of the FieldElement.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../org/apache/commons/math3/Field.html#getZero()">getZero</a></strong>()</code> |
| <div class="block">Get the additive identity of the field.</div> |
| </td> |
| </tr> |
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| <h4>getZero</h4> |
| <pre><a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a> getZero()</pre> |
| <div class="block">Get the additive identity of the field. |
| <p> |
| The additive identity is the element e<sub>0</sub> of the field such that |
| for all elements a of the field, the equalities a + e<sub>0</sub> = |
| e<sub>0</sub> + a = a hold. |
| </p></div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>additive identity of the field</dd></dl> |
| </li> |
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| <h4>getOne</h4> |
| <pre><a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a> getOne()</pre> |
| <div class="block">Get the multiplicative identity of the field. |
| <p> |
| The multiplicative identity is the element e<sub>1</sub> of the field such that |
| for all elements a of the field, the equalities a × e<sub>1</sub> = |
| e<sub>1</sub> × a = a hold. |
| </p></div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>multiplicative identity of the field</dd></dl> |
| </li> |
| </ul> |
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| <h4>getRuntimeClass</h4> |
| <pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="../../../../org/apache/commons/math3/FieldElement.html" title="interface in org.apache.commons.math3">FieldElement</a><<a href="../../../../org/apache/commons/math3/Field.html" title="type parameter in Field">T</a>>> getRuntimeClass()</pre> |
| <div class="block">Returns the runtime class of the FieldElement.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>The <code>Class</code> object that represents the runtime |
| class of this object.</dd></dl> |
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