MCordingley\LinearAlgebra\Matrix::checkEqualSize PHP Method

    private function checkEqualSize(self $matrix)
    {
        if ($this->getRowCount() !== $matrix->getRowCount() || $this->getColumnCount() !== $matrix->getColumnCount()) {
            throw new MatrixException('Operation requires matrices of equal size: ' . print_r($this->internal, true) . ' ' . print_r($matrix->internal, true));
        }
    }