Exemplo n.º 1
0
        public static double Third(baseFunc func, double a, double b, double step)
        {
            double n      = (b - a) / step;
            double result = 0;

            for (double i = a + step; i <= b; i += step)
            {
                result += func(i - step + step / 2f);
            }
            return(((b - a) / n) * result);
        }
Exemplo n.º 2
0
        public static double First(baseFunc func, double a, double b, double step)
        {
            double n      = (b - a) / step;
            double result = 0;

            for (double i = a; i <= b - step; i += step)
            {
                result += func(i);
            }
            return(((b - a) / n) * result);
        }
Exemplo n.º 3
0
        public static double MethodTrap(baseFunc func, double a, double b, double accur)
        {
            double n    = 1000;
            double h    = (b - a) / n;
            double temp = 0;

            for (double i = 0; i <= b - h; i += h)
            {
                temp += ((func(i) + func(i + h)) * h) / 2;
            }

            return(temp);
        }
Exemplo n.º 4
0
        public static double MethodSimpsona(baseFunc func, double a, double b, double accur)
        {
            double n    = 1001;
            double h    = (b - a) / n;
            double temp = func(a) + func(b);

            for (double i = 0, j = 0; i <= b - h; i += h, j++)
            {
                if (j % 2 == 0)
                {
                    temp += 2 * func(i);
                }
                else
                {
                    temp += 4 * func(i);
                }
            }

            return((temp * h) / 3f);
        }