/* This file contains functions to perform
 * statistical tests on the points sampled
 * from a Landau distribution.
 */

#pragma once

/* Kolmogorov distribution CDF
 * for sample size n and statistic D
 */
double kolmogorov_cdf(double D, int n);


/* Numerically computes the mode of a Landau
 * distribution by maximising the derivative.
 * The min,max parameters are the initial search
 * interval for the optimisation.
 */
double numeric_mode(double min, double max);


/* Numerically computes the FWHM of Landau
 * distribution by maximising the derivative.
 * The `min,max` parameters are the initial search
 * interval for the optimisation. `mode` can be
 * computer with `numeric_mode(min, max)`.
 */
double numeric_fwhm(double min, double max, double mode);