func GammaKnuth(r *rng.GslRng, a float64, b float64) float64 { return float64(C.gsl_ran_gamma_knuth((*C.gsl_rng)(unsafe.Pointer(r.Ptr())), C.double(a), C.double(b))) }
// GammaKnuth returns a random variate from the gamma distribution using the // algorithms from Knuth. func GammaKnuth(rng RngState, a, b float64) float64 { return float64(C.gsl_ran_gamma_knuth(rng.state, C.double(a), C.double(b))) }