def test_issue_3796():
    assert manualintegrate(diff(exp(x + x**2)), x) == exp(x + x**2)
    assert integrate(x * exp(x**4), x, risch=False) == -I*sqrt(pi)*4/erf(I*x**2)
dataset/ETHPy150Open sympy/sympy/sympy/integrals/tests/test_manual.py/test_issue_3796/swapped operands of `/`