# QVM: Quaternions, Vectors, Matrices

### mat_traits<M>::read_element

    template <int R,int C> static inline scalar_type read_element( Matrix const & m );

This function template is expected to be static member of user-defined specializations of the mat_traits template. It returns the element at row R and column C of m, by value or by const reference.

See also: mat | mat_traits | mat_traits_defaults