Stan Math Library  2.9.0
reverse mode automatic differentiation
log_determinant.hpp
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1 #ifndef STAN_MATH_PRIM_MAT_FUN_LOG_DETERMINANT_HPP
2 #define STAN_MATH_PRIM_MAT_FUN_LOG_DETERMINANT_HPP
3 
6 
7 namespace stan {
8  namespace math {
9 
17  template <typename T, int R, int C>
18  inline T log_determinant(const Eigen::Matrix<T, R, C>& m) {
19  stan::math::check_square("log_determinant", "m", m);
20  return m.colPivHouseholderQr().logAbsDeterminant();
21  }
22 
23  }
24 }
25 #endif
fvar< T > log_determinant(const Eigen::Matrix< fvar< T >, R, C > &m)
bool check_square(const char *function, const char *name, const Eigen::Matrix< T_y, Eigen::Dynamic, Eigen::Dynamic > &y)
Return true if the specified matrix is square.

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