static void Main(string[] args) { System.Console.WriteLine("The problem of the algebraic interpolation."); Interpolation i = new Interpolation(); Function f = new EFunction(); float a = 0.4f; float b = 1; int m = 15; int n = 5; System.Console.Write("Function: "); f.Print(); System.Console.WriteLine("Segment: [{0}, {1}]", a, b); System.Console.WriteLine("Params: m = {0}, n = {1}", m, n); i.Func = f; i.Init(m, n, a, b); float fx; while (true) { System.Console.WriteLine("What method you wanna use? (0 - Lagrange, 1 - Newton)"); string val = System.Console.ReadLine(); System.Console.WriteLine("Input X"); float x = Convert.ToSingle(System.Console.ReadLine(), System.Globalization.CultureInfo.InvariantCulture); if (Convert.ToInt32(val) == 0) { fx = i.Calc(x, new LagrangeMethod()); } else { fx = i.Calc(x, new NewtonMethod()); } System.Console.WriteLine("Pn(x) = {0}", (double)fx); System.Console.WriteLine("efn(x) = {0}", Math.Abs((float)f.f(x) - (float)fx)); } System.Console.ReadKey(); }
static void Main(string[] args) { System.Console.WriteLine("The problem of the algebraic interpolation."); Interpolation i = new Interpolation(); Function f = new EFunction(); float a = 0.4f; float b = 1; int m = 15; int n = 5; System.Console.Write("Function: "); f.Print(); System.Console.WriteLine("Segment: [{0}, {1}]", a, b); System.Console.WriteLine("Params: m = {0}, n = {1}", m, n); i.Func = f; i.Init(m, n, a, b); float fx; while (true) { System.Console.WriteLine("What method you wanna use? (0 - Lagrange, 1 - Newton)"); string val = System.Console.ReadLine(); System.Console.WriteLine("Input X"); float x = Convert.ToSingle(System.Console.ReadLine(), System.Globalization.CultureInfo.InvariantCulture); if (Convert.ToInt32(val) == 0) { fx = i.Calc(x, new LagrangeMethod()); } else { fx = i.Calc(x, new NewtonMethod()); } System.Console.WriteLine("Pn(x) = {0}", (double)fx); System.Console.WriteLine("efn(x) = {0}", Math.Abs((float)f.f(x) - (float)fx)); } System.Console.ReadKey(); }