def test_non_square_row_multiply_eq_matrix():
A = np.matrix([[1.0, 0.0, 2], [0.0, 2.0, 1]])
A = np.matrix([[4, 0], [0, 100]]) * A
checkanswer.eq_matrix(A, 'b975df4d16100051030dab90f432b14b')
def test_non_square_eq_matrix():
A = np.matrix([[1.0, 0.0, 2], [0.0, 2.0, 1]])
checkanswer.eq_matrix(A, 'b975df4d16100051030dab90f432b14b')
def test_swap_col_eq_matrix():
A = np.matrix([[2.0, 0.0], [0.0, 1.0]])
checkanswer.eq_matrix(A, '16cc361c71445fb9d404292301b0a3fb')
def test_row_multiply_eq_matrix():
A = np.matrix([[1.0, 0.0], [0.0, 2.0]])
A = np.matrix([[4, 0], [0, 100]]) * A
checkanswer.eq_matrix(A, '16cc361c71445fb9d404292301b0a3fb')
def test_scalar_eq_matrix():
A = np.matrix([[1, 0], [-0, 2]])
A2 = np.matrix(2 * A)
checkanswer.eq_matrix(A, '16cc361c71445fb9d404292301b0a3fb')