'compute_fp: convergence inside interval of convergence'

def test_contraction_2(self):

    f = (lambda x: self.T(x, self.mu_2))
    fp = (((4 * self.mu_2) - 1) / (4 * self.mu_2))
    for i in self.unit_inverval:
        self.assertTrue((abs((compute_fixed_point(f, i, **self.kwargs) - fp)) < 0.0001))
