{"coeffs": [-3.6009137569504494e-06, 0.0001036091746858903, 0.37249549959277267, 0.15189063877754644], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.840396455923531e-07, 2.949348941742617e-06, 0.008163424664897447, 0.006603086414074622], "covariance": [[7.815260949790532e-13, -1.8765545716159277e-12, -3.538681255194129e-09, -5.116913701703577e-09], [-1.876554571615927e-12, 8.698659180158295e-12, 2.2766744367853243e-08, 1.8037331429841038e-08], [-3.538681255194131e-09, 2.2766744367853243e-08, 6.6641502259456e-05, 4.312268875707626e-05], [-5.116913701703577e-09, 1.8037331429841038e-08, 4.312268875707626e-05, 4.360075019173685e-05]]}