rgsl/randist/logistic.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 logistic distribution with scale parameter a, using the formula given above.
6#[doc(alias = "gsl_ran_logistic_pdf")]
7pub fn logistic_pdf(x: f64, a: f64) -> f64 {
8 unsafe { sys::gsl_ran_logistic_pdf(x, a) }
9}
10
11/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the logistic distribution with scale parameter a.
12#[doc(alias = "gsl_cdf_logistic_P")]
13pub fn logistic_P(x: f64, a: f64) -> f64 {
14 unsafe { sys::gsl_cdf_logistic_P(x, a) }
15}
16
17/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the logistic distribution with scale parameter a.
18#[doc(alias = "gsl_cdf_logistic_Q")]
19pub fn logistic_Q(x: f64, a: f64) -> f64 {
20 unsafe { sys::gsl_cdf_logistic_Q(x, a) }
21}
22
23/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the logistic distribution with scale parameter a.
24#[doc(alias = "gsl_cdf_logistic_Pinv")]
25pub fn logistic_Pinv(P: f64, a: f64) -> f64 {
26 unsafe { sys::gsl_cdf_logistic_Pinv(P, a) }
27}
28
29/// This function computes the cumulative distribution functions P(x), Q(x) and their inverses for the logistic distribution with scale parameter a.
30#[doc(alias = "gsl_cdf_logistic_Qinv")]
31pub fn logistic_Qinv(Q: f64, a: f64) -> f64 {
32 unsafe { sys::gsl_cdf_logistic_Qinv(Q, a) }
33}