{"coeffs": [-3.165639806558739e-07, 3.4279403178214076e-05, 0.4841057456190222, 0.1308586750980625], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.4897035753645576e-08, 4.619309215139623e-07, 0.003614774373991083, 0.001656387254379315], "covariance": [[2.015743819464129e-15, -1.337194659985832e-14, -9.43399462009955e-11, -5.960611348820669e-11], [-1.3371946599858312e-14, 2.133801762507384e-13, 1.6545609049932392e-09, 7.108510794703213e-10], [-9.433994620099542e-11, 1.6545609049932394e-09, 1.3066593774862627e-05, 5.4599582438885465e-06], [-5.960611348820669e-11, 7.108510794703215e-10, 5.459958243888547e-06, 2.7436187364702457e-06]]}