Example usage for org.apache.commons.math3.ode.nonstiff EulerIntegrator EulerIntegrator

Introduction

In this page you can find the example usage for org.apache.commons.math3.ode.nonstiff EulerIntegrator EulerIntegrator.

Prototype

public EulerIntegrator(final double step) 

Source Link

Document

Simple constructor.

Usage

From source file:de.bund.bfr.math.IntegratorFactory.java

public FirstOrderIntegrator createIntegrator() {
    switch (type) {
    case EULER:/*w ww. j av a 2  s  .co m*/
        return new EulerIntegrator(step);
    case GILL:
        return new GillIntegrator(step);
    case MIDPOINT:
        return new MidpointIntegrator(step);
    case RUNGE_KUTTA:
        return new ClassicalRungeKuttaIntegrator(step);
    case THREE_EIGHTHES:
        return new ThreeEighthesIntegrator(step);
    default:
        throw new RuntimeException("Unknown type of IntegratorFactory: " + type);
    }
}

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From source file:de.tuberlin.uebb.jdae.simulation.DefaultSimulationRuntime.java

@Override
public SimulationOptions simulateFixedStep(ExecutableDAE dae, double stop_time, final int steps) {
    final double stepSize = (stop_time / steps);

    final FirstOrderIntegrator i = new EulerIntegrator(stepSize);
    final SimulationOptions options = new SimulationOptions(0.0, stop_time, stepSize * 1e-3, stepSize, stepSize,
            i, new TObjectDoubleHashMap<Unknown>());

    simulate(dae.withOptions(options));/*from  ww w  . j  av a 2  s . co m*/
    return options;
}

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From source file:org.orekit.propagation.conversion.EulerIntegratorBuilder.java

/** {@inheritDoc} */
public AbstractIntegrator buildIntegrator(final Orbit orbit) {
    return new EulerIntegrator(step);
}

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From source file:travelTimesBack.Eulero.java

/**
 * Instantiates a new Eulero solver.// ww w .  j a  va 2s .  c om
 *
 * @param dt: the integration time
 * @param ode: is the ordinary differential equation to be solved 
 * @param y: is a vector with the boundary conditions
 */
public Eulero(double dt, FirstOrderDifferentialEquations ode, double[] y) {
    this.ode = ode;
    this.y = y;
    this.dt = dt;
    this.integrator = new EulerIntegrator(1);
}

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From source file:ummisco.gaml.extensions.maths.ode.utils.solver.EulerSolver.java

public EulerSolver(final double step, final GamaMap<String, IList<Double>> integrated_val) {
    super(step, new EulerIntegrator(step), integrated_val);
}

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