func CdfLognormalPinv(p float64, zeta float64, sigma float64) float64 { return float64(C.gsl_cdf_lognormal_Pinv(C.double(p), C.double(zeta), C.double(sigma))) }
// LognormalPinv returns the inverse cumulative distribution function Pinv(x) for // the lower tail of a lognormal distribution. func LognormalPinv(P, zeta, sigma float64) float64 { return float64(C.gsl_cdf_lognormal_Pinv(C.double(P), C.double(zeta), C.double(sigma))) }