Computes the incomplete beta function.
double incbeta( double x, double a, double b )
incomplete beta function of x, a, b
EX1
void incbeta_ex1() { double x = 0.5, a = 3, b = 5.; double val = incbeta(x, a, b); printf("incomplete beta(%f, %f, %f) = %f\n", x, a, b, val); }
incomplete_gamma
origin.h