Function calcHyperGrid

tests/testfn.h:1829–1842

	&calcHolzman, NULL };

static double calcHyperGrid( const double* const x, const int N )
{
	const double a = 6.0;
	const double c = 5.0;
	double s = 0.0;
	int i;

	for( i = 0; i < N; i++ )
	{
		s += pow(sin(c*M_PI*x[i]),a);
	}

	return( -s/N );
}

static const CTestFn TestFnHyperGrid = { "HyperGrid", 0, 0.0, 1.0, -1.0,
	&calcHyperGrid, NULL };