Example #1
0
        private static double[] GradF(double[] x, Function F)
        {
            int n = x.Length;

            double[] grad = new double[n];
            for (int i = 0; i < n; i++)
            {
                grad[i] = FDiff(i, F)(x);
            }
            return(grad);
        }
Example #2
0
        private static double[,] GessF(double[] x, Function F)
        {
            int n = x.Length;

            double[,] gess = new double[n, n];
            for (int i = 0; i < n; i++)
            {
                for (int j = 0; j < n; j++)
                {
                    gess[i, j] = FDiff(j, FDiff(i, F))(x);
                }
            }
            return(gess);
        }