Example usage for org.apache.commons.math3.analysis.solvers LaguerreSolver LaguerreSolver

Introduction

In this page you can find the example usage for org.apache.commons.math3.analysis.solvers LaguerreSolver LaguerreSolver.

Prototype

public LaguerreSolver(double absoluteAccuracy) 

Source Link

Document

Construct a solver.

Usage

From source file:dom.rootlocus.utils.Utils.java

public Complex[] getRoots(PolynomialFunction p) {
    double[] coefficients = p.getCoefficients();
    LaguerreSolver solver = new LaguerreSolver(1e-10);
    Complex[] r = solver.solveAllComplex(p.getCoefficients(), 0);
    return r;//from ww w. ja v a 2 s .  com
    //        Complex[] roots = new Complex[r.length];
    //        for (int i = 0; i < r.length; i++) {
    //            double Re = new BigDecimal(r[i].getReal()).setScale(5, RoundingMode.HALF_UP).doubleValue();
    //            double Img = new BigDecimal(r[i].getImaginary()).setScale(5, RoundingMode.HALF_UP).doubleValue();
    //            roots[i] = new Complex(Re, Img);
    //        }
    //        return roots;
}

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