identity_matrix()

template<typename T_x , require_matrix_cl_t< T_x > * = nullptr>

auto stan::math::identity_matrix ( int  K )

inline

Return a square identity matrix.

Parameters

K	size of the matrix

Returns

An identity matrix of size K.

Exceptions

std::domain_error

if K is negative.

Definition at line 19 of file identity_matrix.hpp.