private double PartialSum1(int n, double x)
{
var s = coeff1(0);
for (int j = 1; j <= n; j++)
{
s += coeff1(j) * MixHaar.MixedHaar(1, j + 1)(x);
}
return(s);
}
private double PartialSum2(int n, double x)
{
var s = coeff2(0) + coeff2(1) * x;
for (int j = 2; j <= n; j++)
{
s += coeff2(j) * MixHaar.MixedHaar(2, j + 1)(x);
}
return(s);
}
public static void TestingForward()
{
double[] d = new double[m];
d = SobolevHaarLinearCombination.Decomposition(F, m);
double[] x = new double[n];
double[] f = new double[n];
double[] s = new double[n];
for (int i = 0; i < n; i++)
{
x[i] = i / (n - 1.0);
f[i] = F(x[i]);
for (int j = 0; j < m; j++)
{
s[i] += d[j] * MixHaar.Haar(j + 1)(x[i]);
}
Console.WriteLine("f({0}) = {1};\ts({0}) = {2};", x[i], f[i], s[i]);
}
}