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| <div class="subTitle">org.apache.commons.math3.analysis.solvers</div> |
| <h2 title="Interface BaseUnivariateSolver" class="title">Interface BaseUnivariateSolver<FUNC extends <a href="../../../../../../org/apache/commons/math3/analysis/UnivariateFunction.html" title="interface in org.apache.commons.math3.analysis">UnivariateFunction</a>></h2> |
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| <dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>FUNC</code> - Type of function to solve.</dd></dl> |
| <dl> |
| <dt>All Known Subinterfaces:</dt> |
| <dd><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BracketedUnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers">BracketedUnivariateSolver</a><FUNC>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/DifferentiableUnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers">DifferentiableUnivariateSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/PolynomialSolver.html" title="interface in org.apache.commons.math3.analysis.solvers">PolynomialSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/UnivariateDifferentiableSolver.html" title="interface in org.apache.commons.math3.analysis.solvers">UnivariateDifferentiableSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/UnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers">UnivariateSolver</a></dd> |
| </dl> |
| <dl> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../../../org/apache/commons/math3/analysis/solvers/AbstractDifferentiableUnivariateSolver.html" title="class in org.apache.commons.math3.analysis.solvers">AbstractDifferentiableUnivariateSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/AbstractPolynomialSolver.html" title="class in org.apache.commons.math3.analysis.solvers">AbstractPolynomialSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/AbstractUnivariateDifferentiableSolver.html" title="class in org.apache.commons.math3.analysis.solvers">AbstractUnivariateDifferentiableSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/AbstractUnivariateSolver.html" title="class in org.apache.commons.math3.analysis.solvers">AbstractUnivariateSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseAbstractUnivariateSolver.html" title="class in org.apache.commons.math3.analysis.solvers">BaseAbstractUnivariateSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseSecantSolver.html" title="class in org.apache.commons.math3.analysis.solvers">BaseSecantSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BisectionSolver.html" title="class in org.apache.commons.math3.analysis.solvers">BisectionSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BracketingNthOrderBrentSolver.html" title="class in org.apache.commons.math3.analysis.solvers">BracketingNthOrderBrentSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BrentSolver.html" title="class in org.apache.commons.math3.analysis.solvers">BrentSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/IllinoisSolver.html" title="class in org.apache.commons.math3.analysis.solvers">IllinoisSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/LaguerreSolver.html" title="class in org.apache.commons.math3.analysis.solvers">LaguerreSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/MullerSolver.html" title="class in org.apache.commons.math3.analysis.solvers">MullerSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/MullerSolver2.html" title="class in org.apache.commons.math3.analysis.solvers">MullerSolver2</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/NewtonRaphsonSolver.html" title="class in org.apache.commons.math3.analysis.solvers">NewtonRaphsonSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/NewtonSolver.html" title="class in org.apache.commons.math3.analysis.solvers">NewtonSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/PegasusSolver.html" title="class in org.apache.commons.math3.analysis.solvers">PegasusSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/RegulaFalsiSolver.html" title="class in org.apache.commons.math3.analysis.solvers">RegulaFalsiSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/RiddersSolver.html" title="class in org.apache.commons.math3.analysis.solvers">RiddersSolver</a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/SecantSolver.html" title="class in org.apache.commons.math3.analysis.solvers">SecantSolver</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public interface <span class="strong">BaseUnivariateSolver<FUNC extends <a href="../../../../../../org/apache/commons/math3/analysis/UnivariateFunction.html" title="interface in org.apache.commons.math3.analysis">UnivariateFunction</a>></span></pre> |
| <div class="block">Interface for (univariate real) rootfinding algorithms. |
| Implementations will search for only one zero in the given interval. |
| |
| This class is not intended for use outside of the Apache Commons Math |
| library, regular user should rely on more specific interfaces like |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/UnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>UnivariateSolver</code></a>, <a href="../../../../../../org/apache/commons/math3/analysis/solvers/PolynomialSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>PolynomialSolver</code></a> or <a href="../../../../../../org/apache/commons/math3/analysis/solvers/DifferentiableUnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>DifferentiableUnivariateSolver</code></a>.</div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>3.0</dd> |
| <dt><span class="strong">Version:</span></dt> |
| <dd>$Id: BaseUnivariateSolver.java 1455194 2013-03-11 15:45:54Z luc $</dd> |
| <dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../org/apache/commons/math3/analysis/solvers/UnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>UnivariateSolver</code></a>, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/PolynomialSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>PolynomialSolver</code></a>, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/DifferentiableUnivariateSolver.html" title="interface in org.apache.commons.math3.analysis.solvers"><code>DifferentiableUnivariateSolver</code></a></dd></dl> |
| </li> |
| </ul> |
| </div> |
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| <!-- ========== 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"> </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>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getAbsoluteAccuracy()">getAbsoluteAccuracy</a></strong>()</code> |
| <div class="block">Get the absolute accuracy of the solver.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getEvaluations()">getEvaluations</a></strong>()</code> |
| <div class="block">Get the number of evaluations of the objective function.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getFunctionValueAccuracy()">getFunctionValueAccuracy</a></strong>()</code> |
| <div class="block">Get the function value accuracy of the solver.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getMaxEvaluations()">getMaxEvaluations</a></strong>()</code> |
| <div class="block">Get the maximum number of function evaluations.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getRelativeAccuracy()">getRelativeAccuracy</a></strong>()</code> |
| <div class="block">Get the relative accuracy of the solver.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#solve(int, FUNC, double)">solve</a></strong>(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double startValue)</code> |
| <div class="block">Solve for a zero in the vicinity of <code>startValue</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/analysis/solvers/BaseUnivariateSolver.html#solve(int, FUNC, double, double)">solve</a></strong>(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double min, |
| double max)</code> |
| <div class="block">Solve for a zero root in the given interval.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#solve(int, FUNC, double, double, double)">solve</a></strong>(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double min, |
| double max, |
| double startValue)</code> |
| <div class="block">Solve for a zero in the given interval, start at <code>startValue</code>.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="getMaxEvaluations()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMaxEvaluations</h4> |
| <pre>int getMaxEvaluations()</pre> |
| <div class="block">Get the maximum number of function evaluations.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the maximum number of function evaluations.</dd></dl> |
| </li> |
| </ul> |
| <a name="getEvaluations()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getEvaluations</h4> |
| <pre>int getEvaluations()</pre> |
| <div class="block">Get the number of evaluations of the objective function. |
| The number of evaluations corresponds to the last call to the |
| <code>optimize</code> method. It is 0 if the method has not been |
| called yet.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the number of evaluations of the objective function.</dd></dl> |
| </li> |
| </ul> |
| <a name="getAbsoluteAccuracy()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getAbsoluteAccuracy</h4> |
| <pre>double getAbsoluteAccuracy()</pre> |
| <div class="block">Get the absolute accuracy of the solver. Solutions returned by the |
| solver should be accurate to this tolerance, i.e., if ε is the |
| absolute accuracy of the solver and <code>v</code> is a value returned by |
| one of the <code>solve</code> methods, then a root of the function should |
| exist somewhere in the interval (<code>v</code> - ε, <code>v</code> + ε).</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the absolute accuracy.</dd></dl> |
| </li> |
| </ul> |
| <a name="getRelativeAccuracy()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRelativeAccuracy</h4> |
| <pre>double getRelativeAccuracy()</pre> |
| <div class="block">Get the relative accuracy of the solver. The contract for relative |
| accuracy is the same as <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html#getAbsoluteAccuracy()"><code>getAbsoluteAccuracy()</code></a>, but using |
| relative, rather than absolute error. If ρ is the relative accuracy |
| configured for a solver and <code>v</code> is a value returned, then a root |
| of the function should exist somewhere in the interval |
| (<code>v</code> - ρ <code>v</code>, <code>v</code> + ρ <code>v</code>).</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the relative accuracy.</dd></dl> |
| </li> |
| </ul> |
| <a name="getFunctionValueAccuracy()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFunctionValueAccuracy</h4> |
| <pre>double getFunctionValueAccuracy()</pre> |
| <div class="block">Get the function value accuracy of the solver. If <code>v</code> is |
| a value returned by the solver for a function <code>f</code>, |
| then by contract, <code>|f(v)|</code> should be less than or equal to |
| the function value accuracy configured for the solver.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the function value accuracy.</dd></dl> |
| </li> |
| </ul> |
| <a name="solve(int,org.apache.commons.math3.analysis.UnivariateFunction,double,double)"> |
| <!-- --> |
| </a><a name="solve(int, FUNC, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>solve</h4> |
| <pre>double solve(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double min, |
| double max) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a>, |
| <a href="../../../../../../org/apache/commons/math3/exception/TooManyEvaluationsException.html" title="class in org.apache.commons.math3.exception">TooManyEvaluationsException</a></pre> |
| <div class="block">Solve for a zero root in the given interval. |
| A solver may require that the interval brackets a single zero root. |
| Solvers that do require bracketing should be able to handle the case |
| where one of the endpoints is itself a root.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>maxEval</code> - Maximum number of evaluations.</dd><dd><code>f</code> - Function to solve.</dd><dd><code>min</code> - Lower bound for the interval.</dd><dd><code>max</code> - Upper bound for the interval.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a value where the function is zero.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if the arguments do not satisfy the requirements specified by the solver.</dd> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/TooManyEvaluationsException.html" title="class in org.apache.commons.math3.exception">TooManyEvaluationsException</a></code> - if |
| the allowed number of evaluations is exceeded.</dd></dl> |
| </li> |
| </ul> |
| <a name="solve(int,org.apache.commons.math3.analysis.UnivariateFunction,double,double,double)"> |
| <!-- --> |
| </a><a name="solve(int, FUNC, double, double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>solve</h4> |
| <pre>double solve(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double min, |
| double max, |
| double startValue) |
| throws <a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a>, |
| <a href="../../../../../../org/apache/commons/math3/exception/TooManyEvaluationsException.html" title="class in org.apache.commons.math3.exception">TooManyEvaluationsException</a></pre> |
| <div class="block">Solve for a zero in the given interval, start at <code>startValue</code>. |
| A solver may require that the interval brackets a single zero root. |
| Solvers that do require bracketing should be able to handle the case |
| where one of the endpoints is itself a root.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>maxEval</code> - Maximum number of evaluations.</dd><dd><code>f</code> - Function to solve.</dd><dd><code>min</code> - Lower bound for the interval.</dd><dd><code>max</code> - Upper bound for the interval.</dd><dd><code>startValue</code> - Start value to use.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a value where the function is zero.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if the arguments do not satisfy the requirements specified by the solver.</dd> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/TooManyEvaluationsException.html" title="class in org.apache.commons.math3.exception">TooManyEvaluationsException</a></code> - if |
| the allowed number of evaluations is exceeded.</dd></dl> |
| </li> |
| </ul> |
| <a name="solve(int,org.apache.commons.math3.analysis.UnivariateFunction,double)"> |
| <!-- --> |
| </a><a name="solve(int, FUNC, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>solve</h4> |
| <pre>double solve(int maxEval, |
| <a href="../../../../../../org/apache/commons/math3/analysis/solvers/BaseUnivariateSolver.html" title="type parameter in BaseUnivariateSolver">FUNC</a> f, |
| double startValue)</pre> |
| <div class="block">Solve for a zero in the vicinity of <code>startValue</code>.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>f</code> - Function to solve.</dd><dd><code>startValue</code> - Start value to use.</dd><dd><code>maxEval</code> - Maximum number of evaluations.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a value where the function is zero.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if the arguments do not satisfy the requirements specified by the solver.</dd> |
| <dd><code><a href="../../../../../../org/apache/commons/math3/exception/TooManyEvaluationsException.html" title="class in org.apache.commons.math3.exception">TooManyEvaluationsException</a></code> - if |
| the allowed number of evaluations is exceeded.</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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