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<div class="subTitle">org.apache.commons.math3.optimization</div>
<h2 title="Class AbstractConvergenceChecker" class="title">Class AbstractConvergenceChecker&lt;PAIR&gt;</h2>
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<li>org.apache.commons.math3.optimization.AbstractConvergenceChecker&lt;PAIR&gt;</li>
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<div class="description">
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<dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>PAIR</code> - Type of (point, value) pair.</dd></dl>
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/commons/math3/optimization/ConvergenceChecker.html" title="interface in org.apache.commons.math3.optimization">ConvergenceChecker</a>&lt;PAIR&gt;</dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/commons/math3/optimization/SimplePointChecker.html" title="class in org.apache.commons.math3.optimization">SimplePointChecker</a>, <a href="../../../../../org/apache/commons/math3/optimization/univariate/SimpleUnivariateValueChecker.html" title="class in org.apache.commons.math3.optimization.univariate">SimpleUnivariateValueChecker</a>, <a href="../../../../../org/apache/commons/math3/optimization/SimpleValueChecker.html" title="class in org.apache.commons.math3.optimization">SimpleValueChecker</a>, <a href="../../../../../org/apache/commons/math3/optimization/SimpleVectorValueChecker.html" title="class in org.apache.commons.math3.optimization">SimpleVectorValueChecker</a></dd>
</dl>
<hr>
<div class="block"><strong>Deprecated.</strong>&nbsp;
<div class="block"><i>As of 3.1 (to be removed in 4.0).</i></div>
</div>
<br>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public abstract class <span class="strong">AbstractConvergenceChecker&lt;PAIR&gt;</span>
extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../../../org/apache/commons/math3/optimization/ConvergenceChecker.html" title="interface in org.apache.commons.math3.optimization">ConvergenceChecker</a>&lt;PAIR&gt;</pre>
<div class="block">Base class for all convergence checker implementations.</div>
<dl><dt><span class="strong">Since:</span></dt>
<dd>3.0</dd>
<dt><span class="strong">Version:</span></dt>
<dd>$Id: AbstractConvergenceChecker.java 1422230 2012-12-15 12:11:13Z erans $</dd></dl>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html#AbstractConvergenceChecker()">AbstractConvergenceChecker</a></strong>()</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;
<div class="block"><i>in 3.1 (to be removed in 4.0). Convergence thresholds are
problem-dependent. As this class is intended for users who want to set
their own convergence criterion instead of relying on an algorithm's
default procedure, they should also set the thresholds appropriately
(cf. MATH-798).</i></div>
</div>
</td>
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<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html#AbstractConvergenceChecker(double, double)">AbstractConvergenceChecker</a></strong>(double&nbsp;relativeThreshold,
double&nbsp;absoluteThreshold)</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;</div>
<div class="block">Build an instance with a specified thresholds.</div>
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<td class="colFirst"><code>abstract boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html#converged(int, PAIR, PAIR)">converged</a></strong>(int&nbsp;iteration,
<a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html" title="type parameter in AbstractConvergenceChecker">PAIR</a>&nbsp;previous,
<a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html" title="type parameter in AbstractConvergenceChecker">PAIR</a>&nbsp;current)</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;</div>
<div class="block">Check if the optimization algorithm has converged.</div>
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<tr class="rowColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html#getAbsoluteThreshold()">getAbsoluteThreshold</a></strong>()</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;</div>
&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>double</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html#getRelativeThreshold()">getRelativeThreshold</a></strong>()</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;</div>
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<h4>AbstractConvergenceChecker</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public&nbsp;AbstractConvergenceChecker()</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;<i>in 3.1 (to be removed in 4.0). Convergence thresholds are
problem-dependent. As this class is intended for users who want to set
their own convergence criterion instead of relying on an algorithm's
default procedure, they should also set the thresholds appropriately
(cf. MATH-798).</i></div>
<div class="block">Build an instance with default thresholds.</div>
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<h4>AbstractConvergenceChecker</h4>
<pre>public&nbsp;AbstractConvergenceChecker(double&nbsp;relativeThreshold,
double&nbsp;absoluteThreshold)</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;</div>
<div class="block">Build an instance with a specified thresholds.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>relativeThreshold</code> - relative tolerance threshold</dd><dd><code>absoluteThreshold</code> - absolute tolerance threshold</dd></dl>
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<h4>getRelativeThreshold</h4>
<pre>public&nbsp;double&nbsp;getRelativeThreshold()</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the relative threshold.</dd></dl>
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<pre>public&nbsp;double&nbsp;getAbsoluteThreshold()</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the absolute threshold.</dd></dl>
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<h4>converged</h4>
<pre>public abstract&nbsp;boolean&nbsp;converged(int&nbsp;iteration,
<a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html" title="type parameter in AbstractConvergenceChecker">PAIR</a>&nbsp;previous,
<a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html" title="type parameter in AbstractConvergenceChecker">PAIR</a>&nbsp;current)</pre>
<div class="block"><span class="strong">Deprecated.</span>&nbsp;</div>
<div class="block">Check if the optimization algorithm has converged.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/commons/math3/optimization/ConvergenceChecker.html#converged(int, PAIR, PAIR)">converged</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../org/apache/commons/math3/optimization/ConvergenceChecker.html" title="interface in org.apache.commons.math3.optimization">ConvergenceChecker</a>&lt;<a href="../../../../../org/apache/commons/math3/optimization/AbstractConvergenceChecker.html" title="type parameter in AbstractConvergenceChecker">PAIR</a>&gt;</code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>iteration</code> - Current iteration.</dd><dd><code>previous</code> - Best point in the previous iteration.</dd><dd><code>current</code> - Best point in the current iteration.</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the algorithm is considered to have converged.</dd></dl>
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