// Gaussian returns a Gaussian random variate, with mean zero and
// standard deviation sigma.
func Gaussian(rng RngState, sigma float64) float64 {
return float64(C.gsl_ran_gaussian(rng.state, C.double(sigma)))
}
func Gaussian(r *rng.GslRng, sigma float64) float64 {
return float64(C.gsl_ran_gaussian((*C.gsl_rng)(unsafe.Pointer(r.Ptr())), C.double(sigma)))
}
func GaussianRandomFloat64(rd *RNG, sigma float64) float64 {
var x float64
x = float64(C.gsl_ran_gaussian(rd.g, C.double(sigma)))
return x
}