chol2inv()

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

plain_type_t< T > stan::math::chol2inv

(

const T &

L

)

Returns the inverse of the matrix whose Cholesky factor is L.

Template Parameters

T	type of elements in the matrix

Parameters

L	Matrix that is a Cholesky factor.

Returns

The matrix inverse of L * L'

Exceptions

std::domain_error

If the input matrix is not square or lower triangular

Definition at line 24 of file chol2inv.hpp.