{"coeffs": [1.5699830818937004e-09, 4.884965720222367e-06, 0.49248934865757277, 0.11383278033006769], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.097039671664432e-08, 3.6838003297544296e-07, 0.018258141736575712, 0.00804236506406193], "covariance": [[9.591654727863334e-16, -6.526826018094428e-15, -2.8784324912388086e-10, -1.8317472574370517e-10], [-6.526826018094424e-15, 1.3570384869498846e-13, 6.657603720795094e-09, 2.7264122765930144e-09], [-2.8784324912388066e-10, 6.657603720795093e-09, 0.000333359739672888, 0.00013309928686301603], [-1.8317472574370507e-10, 2.726412276593015e-09, 0.00013309928686301608, 6.467963582364385e-05]]}