/**
 * Created by Roman on 10.04.14.
 */
public class Lab_7 {

    private static final double A = 0.01;
    private static final double FROM = 0;
    private static final double TO = 3;
    private static final double H = 0.1;
    private static final double Y_20 = 0.5;

    public static void main(String... args) {

        int iteration = (int) ((TO - FROM) / H + 1);

        double[] x = new double[iteration];
        x[0] = FROM;

        double[] y1 = new double[iteration];
        y1[0] = 0;

        double[] y2 = new double[iteration];
        y2[0] = Y_20;

        for (int index = 1; index < iteration; index++) {
            y2[index] = y2[index - 1] + H * (-A * x[index - 1] * y2[index - 1] - y1[index - 1]);
            y1[index] = y2[index - 1];
            x[index] = x[index - 1] + H;
        }

        for (int index = 0; index < iteration; index++) {
            System.out.println("X[" + index + "] = " + x[index]);
        }

        System.out.println("--------------");

        for (int index = 0; index < iteration; index++) {
            System.out.println("Y1[" + index + "] = " + y1[index]);
        }

        System.out.println("--------------");

        for (int index = 0; index < iteration; index++) {
            System.out.println("Y2[" + index + "] = " + y2[index]);
        }
    }
}