www.pudn.com > tpWY.rar > stat_util.h

#define M 714025
#define IA 1366
#define IC 150889

float bicoeff(int n, int k);
float lnfact(int n);
float lngamma(float z);
void next_lex(int *ptr, int n, int k);
float ran2(long *idum);
void ran_subset(int *ptr, int n, int k, long *s);
float t_stat(float *arr1, int n1, float *arr2, int n2);
float t_stat_na(float *arr1, int n1, float *arr2, int n2, float na);