is_identity_matrix()

bool Chusov::Math::is_identity_matrix ( const ValueType *  column_matrix, std::size_t  n  )

noexcept

Checks whether a matrix given by an array of columns is an identity matrix.

Template Parameters

ValueType

A type of a matrix element.

Parameters

[in]	column_matrix	A pointer to an array of columns * rows elements, specifying a set of column vectors composing the matrix.
	n	A number of columns, which equals the number of rows, in the matrix column_matrix.

Returns

true is an identity matrix. Otherwise, false.