rgsl/randist/lognormal.rs
1//
2// A rust binding for the GSL library by Guillaume Gomez (guillaume1.gomez@gmail.com)
3//
4
5/// This function computes the probability density p(x) at x for a lognormal distribution with parameters zeta and sigma, using the formula given above.
6#[doc(alias = "gsl_ran_lognormal_pdf")]
7pub fn lognormal_pdf(x: f64, zeta: f64, sigma: f64) -> f64 {
8 unsafe { sys::gsl_ran_lognormal_pdf(x, zeta, sigma) }
9}
10
11/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the lognormal distribution with parameters zeta and sigma.
12#[doc(alias = "gsl_cdf_lognormal_P")]
13pub fn lognormal_P(x: f64, zeta: f64, sigma: f64) -> f64 {
14 unsafe { sys::gsl_cdf_lognormal_P(x, zeta, sigma) }
15}
16
17/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the lognormal distribution with parameters zeta and sigma.
18#[doc(alias = "gsl_cdf_lognormal_Q")]
19pub fn lognormal_Q(x: f64, zeta: f64, sigma: f64) -> f64 {
20 unsafe { sys::gsl_cdf_lognormal_Q(x, zeta, sigma) }
21}
22
23/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the lognormal distribution with parameters zeta and sigma.
24#[doc(alias = "gsl_cdf_lognormal_Pinv")]
25pub fn lognormal_Pinv(P: f64, zeta: f64, sigma: f64) -> f64 {
26 unsafe { sys::gsl_cdf_lognormal_Pinv(P, zeta, sigma) }
27}
28
29/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the lognormal distribution with parameters zeta and sigma.
30#[doc(alias = "gsl_cdf_lognormal_Qinv")]
31pub fn lognormal_Qinv(Q: f64, zeta: f64, sigma: f64) -> f64 {
32 unsafe { sys::gsl_cdf_lognormal_Qinv(Q, zeta, sigma) }
33}