static void Main(string[] args)
{
Stopwatch SW = new Stopwatch();
double a = 1.1;
double b = 2.5;
double alpha = 0.4;
double beta = 0;
SW.Start();
SW.Stop();
SW.Restart();
var n = 2;
var integralSum = GaussMethod.Integrate(Function, a, b, alpha, beta, n);
SW.Stop();
output("Метод Гаусса", integralSum, n, SW.ElapsedTicks);
SW.Restart();
n = 3;
integralSum = NewtonCotesMethod.Integrate(Function, a, b, alpha, beta, n);
SW.Stop();
output("Метод Ньютона-Котса", integralSum, n, SW.ElapsedTicks);
for (int i = 10; i <= 10000; i *= 10)
{
SW.Restart();
integralSum = MidpointMethod.Integrate(Function, P, a, b, alpha, beta, i);
SW.Stop();
output("Метод средней точки", integralSum, i, SW.ElapsedTicks);
}
Console.ReadLine();
}
static void Main(string[] args)
{
Stopwatch SW = new Stopwatch();
double accRunge;
double richOptStep;
int segmNum = 100;
double integralSum;
int n;
double a = 1.1d;
double b = 2.5d;
double alpha = 0.4d;
double beta = 0;
SW.Start();
SW.Stop();
//SW.Restart();
//n = 2;
//integralSum = GaussMethod.CompoundIntegrate(Function, a, b, alpha, beta, n, segmNum);
//SW.Stop();
//output("CQF (Gauss)", integralSum, n, SW.ElapsedTicks);
//richOptStep = Mathematics.GetOptStepRichardson(GaussMethod.CompoundIntegrate, Function, a, b, alpha, beta, n, 2, n - 1, 1e-6);
//Console.WriteLine("Optimal step (Richardson): " + richOptStep);
//Console.WriteLine(" => Optimal n: " + Mathematics.GetGoodNum(a, b, richOptStep));
SW.Restart();
n = 3;
integralSum = NewtonCotesMethod.CompoundIntegrate(Function, a, b, alpha, beta, n, segmNum);
SW.Stop();
output("CQF (Newton-Cotes)", integralSum, n, SW.ElapsedTicks);
accRunge = Mathematics.AccuracyRunge(integralSum, NewtonCotesMethod.CompoundIntegrate(Function, a, b, alpha, beta, n, segmNum * 2), n - 1);
var optStep = Mathematics.GetOptStep(a, b, segmNum, accRunge, n - 1, 1e-6);
Console.WriteLine("Optimal step (Runge): " + optStep);
Console.WriteLine(" => Optimal n: " + Mathematics.GetGoodNum(a, b, optStep));
richOptStep = Mathematics.GetOptStepRichardson(NewtonCotesMethod.CompoundIntegrate, Function, a, b, alpha, beta, n, 2, n - 1, 1e-6);
Console.WriteLine("Optimal step (Richardson): " + richOptStep);
Console.WriteLine(" => Optimal n: " + Mathematics.GetGoodNum(a, b, richOptStep));
Console.WriteLine("Error (Runge): " + accRunge);
}
