def test_simple_complex(self):
        A = array([[1+1j, 0], [1j, 2]])
        b = identity(2)
        sol = solve_triangular(A, b, lower=True, trans=1)
        assert_array_almost_equal(sol, [[.5-.5j, -.25-.25j], [0, 0.5]])
solve_triangular on a simple 2x2 complex matrix
dataset/ETHPy150Open scipy/scipy/scipy/linalg/tests/test_basic.py/TestSolveTriangular.test_simple_complex