double gslextras_cdf_binomial_Q(const long k, const long n, const double q);
double gslextras_cdf_geometric_P (const long n, const double p);
double gslextras_cdf_geometric_Q ( const long n, const double p);
double gslextras_cdf_binomial_Q(const long k, const long n, const double q);
double gslextras_cdf_geometric_P (const long n, const double p);
double gslextras_cdf_geometric_Q ( const long n, const double p);