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| <h2 title="Interface SecondOrderIntegrator" class="title">Interface SecondOrderIntegrator</h2> |
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| <pre>public interface <span class="strong">SecondOrderIntegrator</span> |
| extends <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html" title="interface in org.apache.commons.math3.ode">ODEIntegrator</a></pre> |
| <div class="block">This interface represents a second order integrator for |
| differential equations. |
| |
| <p>The classes which are devoted to solve second order differential |
| equations should implement this interface. The problems which can |
| be handled should implement the <a href="../../../../../org/apache/commons/math3/ode/SecondOrderDifferentialEquations.html" title="interface in org.apache.commons.math3.ode"><code>SecondOrderDifferentialEquations</code></a> interface.</p></div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>1.2</dd> |
| <dt><span class="strong">Version:</span></dt> |
| <dd>$Id: SecondOrderIntegrator.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/ode/SecondOrderDifferentialEquations.html" title="interface in org.apache.commons.math3.ode"><code>SecondOrderDifferentialEquations</code></a></dd></dl> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/commons/math3/ode/SecondOrderIntegrator.html#integrate(org.apache.commons.math3.ode.SecondOrderDifferentialEquations, double, double[], double[], double, double[], double[])">integrate</a></strong>(<a href="../../../../../org/apache/commons/math3/ode/SecondOrderDifferentialEquations.html" title="interface in org.apache.commons.math3.ode">SecondOrderDifferentialEquations</a> equations, |
| double t0, |
| double[] y0, |
| double[] yDot0, |
| double t, |
| double[] y, |
| double[] yDot)</code> |
| <div class="block">Integrate the differential equations up to the given time</div> |
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| <h3>Methods inherited from interface org.apache.commons.math3.ode.<a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html" title="interface in org.apache.commons.math3.ode">ODEIntegrator</a></h3> |
| <code><a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#addEventHandler(org.apache.commons.math3.ode.events.EventHandler, double, double, int)">addEventHandler</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#addEventHandler(org.apache.commons.math3.ode.events.EventHandler, double, double, int, org.apache.commons.math3.analysis.solvers.UnivariateSolver)">addEventHandler</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#addStepHandler(org.apache.commons.math3.ode.sampling.StepHandler)">addStepHandler</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#clearEventHandlers()">clearEventHandlers</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#clearStepHandlers()">clearStepHandlers</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getCurrentSignedStepsize()">getCurrentSignedStepsize</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getCurrentStepStart()">getCurrentStepStart</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getEvaluations()">getEvaluations</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getEventHandlers()">getEventHandlers</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getMaxEvaluations()">getMaxEvaluations</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getName()">getName</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#getStepHandlers()">getStepHandlers</a>, <a href="../../../../../org/apache/commons/math3/ode/ODEIntegrator.html#setMaxEvaluations(int)">setMaxEvaluations</a></code></li> |
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| <h4>integrate</h4> |
| <pre>void integrate(<a href="../../../../../org/apache/commons/math3/ode/SecondOrderDifferentialEquations.html" title="interface in org.apache.commons.math3.ode">SecondOrderDifferentialEquations</a> equations, |
| double t0, |
| double[] y0, |
| double[] yDot0, |
| double t, |
| double[] y, |
| double[] yDot) |
| throws <a href="../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a>, |
| <a href="../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></pre> |
| <div class="block">Integrate the differential equations up to the given time</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>equations</code> - differential equations to integrate</dd><dd><code>t0</code> - initial time</dd><dd><code>y0</code> - initial value of the state vector at t0</dd><dd><code>yDot0</code> - initial value of the first derivative of the state |
| vector at t0</dd><dd><code>t</code> - target time for the integration |
| (can be set to a value smaller thant <code>t0</code> for backward integration)</dd><dd><code>y</code> - placeholder where to put the state vector at each |
| successful step (and hence at the end of integration), can be the |
| same object as y0</dd><dd><code>yDot</code> - placeholder where to put the first derivative of |
| the state vector at time t, can be the same object as yDot0</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../org/apache/commons/math3/exception/MathIllegalStateException.html" title="class in org.apache.commons.math3.exception">MathIllegalStateException</a></code> - if the integrator cannot perform integration</dd> |
| <dd><code><a href="../../../../../org/apache/commons/math3/exception/MathIllegalArgumentException.html" title="class in org.apache.commons.math3.exception">MathIllegalArgumentException</a></code> - if integration parameters are wrong (typically |
| too small integration span)</dd></dl> |
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