rgsl/randist/rayleigh.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 Rayleigh distribution with scale parameter sigma, using the formula given above.
6#[doc(alias = "gsl_ran_rayleigh_pdf")]
7pub fn rayleigh_pdf(x: f64, sigma: f64) -> f64 {
8 unsafe { sys::gsl_ran_rayleigh_pdf(x, sigma) }
9}
10
11/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the Rayleigh distribution with scale parameter sigma.
12#[doc(alias = "gsl_cdf_rayleigh_P")]
13pub fn rayleigh_P(x: f64, sigma: f64) -> f64 {
14 unsafe { sys::gsl_cdf_rayleigh_P(x, sigma) }
15}
16
17/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the Rayleigh distribution with scale parameter sigma.
18#[doc(alias = "gsl_cdf_rayleigh_Q")]
19pub fn rayleigh_Q(x: f64, sigma: f64) -> f64 {
20 unsafe { sys::gsl_cdf_rayleigh_Q(x, sigma) }
21}
22
23/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the Rayleigh distribution with scale parameter sigma.
24#[doc(alias = "gsl_cdf_rayleigh_Pinv")]
25pub fn rayleigh_Pinv(P: f64, sigma: f64) -> f64 {
26 unsafe { sys::gsl_cdf_rayleigh_Pinv(P, sigma) }
27}
28
29/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the Rayleigh distribution with scale parameter sigma.
30#[doc(alias = "gsl_cdf_rayleigh_Qinv")]
31pub fn rayleigh_Qinv(Q: f64, sigma: f64) -> f64 {
32 unsafe { sys::gsl_cdf_rayleigh_Qinv(Q, sigma) }
33}