public override double Integrate(double x1, double x2, Equasion equasion, int N)
{
if (equasion == null || N == 0)
{
throw new ArgumentNullException();
}
double h = (x2 - x1) / N;
double sum = 0;
for (int i = 1; i < N; i++)
{
sum += equasion.Value(x1 + i * h);
}
double result = h * ((equasion.Value(x1) + equasion.Value(x2)) / 2.0 + sum);
return(result);
}
public override double Integrate(double x1, double x2, Equasion equasion, int N)
{
if (equasion == null || N == 0)
{
throw new ArgumentNullException();
}
else if (x1 >= x2)
{
throw new ArgumentException("Pravaya graniza integrirovaniya doljna bit bolshe levoy!");
}
double h = (x2 - x1) / N;
double sum = 0;
for (int i = 0; i < N; i++)
{
sum = sum + equasion.Value(x1 + i * h) * h;
}
return(sum);
}