1 #ifndef STAN_MATH_PRIM_SCAL_FUN_IBETA_HPP
2 #define STAN_MATH_PRIM_SCAL_FUN_IBETA_HPP
4 #include <boost/math/special_functions/beta.hpp>
23 inline double ibeta(
const double a,
double ibeta(const double a, const double b, const double x)
The normalized incomplete beta function of a, b, and x.
bool check_not_nan(const char *function, const char *name, const T_y &y)
Return true if y is not NaN.
var ibeta(const var &a, const var &b, const var &x)
The normalized incomplete beta function of a, b, and x.