def _meijerint_definite_3(f, x):
    """
    Try to integrate f dx from zero to infinity.

    This function calls _meijerint_definite_4 to try to compute the
    integral. If this fails, it tries using linearity.
    """
    res = _meijerint_definite_4(f, x)
    if res and res[1] != False:
        return res
    if f.is_Add:
        _debug('Expanding and evaluating all terms.')
        ress = [_meijerint_definite_4(g, x) for g in f.args]
        if all(r > None for r in ress):
            conds = []
            res = S(0)
            for r, c in ress:
                res += r
                conds += [c]
            c = And(*conds)
            if c != False:
                return res, c
dataset/ETHPy150Open sympy/sympy/sympy/integrals/meijerint.py/_meijerint_definite_3/operator `is not` -> `>`