func GaussianZiggurat(r *rng.GslRng, sigma float64) float64 { return float64(C.gsl_ran_gaussian_ziggurat((*C.gsl_rng)(unsafe.Pointer(r.Ptr())), C.double(sigma))) }
// GaussianZiggurat returns a Gaussian random variate, with mean zero and // standard deviation sigma computed via the Marsaglia-Zang ziggurat m // method. func GaussianZiggurat(rng RngState, sigma float64) float64 { return float64(C.gsl_ran_gaussian_ziggurat(rng.state, C.double(sigma))) }