def test_power(self):
    t = self.terms[2]
    t2 = (t ** 2)
    t.namespace = t2.namespace = self.formula.namespace
    assert_almost_equal((t() ** 2), t2())
def test_power(self):
    t = self.terms[2]
    t2 = (t ** 2)
    t.namespace = t2.namespace = self.formula.namespace
    assert_almost_equal((t() ** 2), t2())