public static rosenbrockGradient ( double x ) : double[] | ||
x | double | |
return | double[] |
public static double[] rosenbrockGradient(double[] x)
{
double a = x[1] - x[0] * x[0];
double b = 1 - x[0];
double f0 = -2 * b - 400 * x[0] * a;
double f1 = 200 * a;
return new[] { f0, f1 };
}
}