is_pos_definite() [1/3]

template<typename EigMat , require_eigen_matrix_dynamic_t< EigMat > * = nullptr>

bool stan::math::is_pos_definite ( const EigMat &  y )

inline

Return true if the matrix is square or if the matrix has non-zero size, or if the matrix is symmetric, or if it is positive definite, or if no element is NaN.

Template Parameters

EigMat

A type derived from EigenBase with dynamic rows and columns

Parameters

y	Matrix to test

Returns

true if the matrix is square or if the matrix has non-0 size, or if the matrix is symmetric, or if it is positive definite, or if no element is NaN

Definition at line 27 of file is_pos_definite.hpp.