def test_root_6(self): ans = brentq(5., 10., self.f, self.TOL) diff = 6. - ans self.assertTrue(diff < self.TOL)
def test_cosx(self): ans = brentq(0., 1., self.f2, self.TOL) diff = 0.824132 - ans self.assertTrue(diff < self.TOL)
def test_root_2(self): ans = brentq(-3., -1., self.f, self.TOL) diff = -2. - ans self.assertTrue(diff < self.TOL)