1#ifndef STAN_MATH_PRIM_ERR_IS_COLUMN_INDEX_HPP
2#define STAN_MATH_PRIM_ERR_IS_COLUMN_INDEX_HPP
19template <
typename EigMat, require_eigen_t<EigMat>* =
nullptr>
bool is_column_index(const EigMat &y, size_t i)
Return true if column index is in bounds.
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...