SprottJ.cs

using UnityEngine;
using System.Collections;

// eqn (42) from http://lsc.amss.ac.cn/~ljh/04LCC.pdf
// Primary ref: http://sprott.physics.wisc.edu/pubs/paper212.pdf

public class SprottJ : ChaosEqn  {

    public SprottJ() {
        name = "SprottJ";

        eqnStrings = new string[]{
                "xdot = 2 z",
                "ydot = -2y + z",
                "zdot = -x + y + y^2"
        };

        paramBundles = new ParamBundle[] {
            // sigma, b, rho
            new ParamBundle("default (scaled)", 0f, 0f, 0f, 
                    new Vector3(.1f, -1.5f, -3f), new Vector3(-7.9f,-0.1f,0.6f), 0.35f),
            new ParamBundle("default", 0f, 0f, 0f,  
                new Vector3(.1f, -1.5f, -3f)),
        };

        paramNames = new string[] { ChaoticSystem.NO_PARAM, ChaoticSystem.NO_PARAM,ChaoticSystem.NO_PARAM};
        slideShowSpeed = 2f;
    }

    public override void SetParams(ParamBundle pb)
    {
    }

    public override void Function(ref float[] x_in, ref float[] x_out) {
        x_out[0] = 2f*x_in[2];
        x_out[1] = -2f*x_in[1] + x_in[2];
        x_out[2] = -x_in[0] + x_in[1] + x_in[1]*x_in[1];
    }

}