

def test_tridiag_01_upper(self):
    ab = array([[(- 99), 1.0, 1.0], [4.0, 4.0, 4.0]])
    b = array([1.0, 4.0, 1.0])
    x = solveh_banded(ab, b)
    assert_array_almost_equal(ab, [0.0, 1.0, 0.0])

dataset/ETHPy150Open scipy/scipy/scipy/linalg/tests/test_basic.py TestSolveHBanded.test_tridiag_01_upper/VarMisuse@60/71 `x`->`ab`