math/prim_2fun_2diagonal_8hpp_source.html

#ifndef STAN_MATH_PRIM_FUN_DIAGONAL_HPP

#define STAN_MATH_PRIM_FUN_DIAGONAL_HPP


#include <stan/math/prim/fun/Eigen.hpp>

#include <stan/math/prim/meta.hpp>


namespace stan {

namespace math {


template <typename T, require_matrix_t<T>* = nullptr>

inline auto diagonal(const T& m) {

  return m.diagonal();

}


}  // namespace math

}  // namespace stan


#endif

Eigen.hpp

stan::math::diagonal
auto diagonal(T &&a)
Diagonal of a kernel generator expression.
Definition diagonal.hpp:136

stan
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...
Definition unit_vector_constrain.hpp:15

meta.hpp