{"coeffs": [-1.1150067663133724e-07, 4.1379937101826446e-05, 0.5031713507312332, 0.12427926374640065], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.510527727420775e-08, 5.857983178114029e-07, 0.0036207088911967777, 0.0015078742121075704], "covariance": [[2.0344860379831623e-15, -1.633265158789856e-14, -9.294051509453883e-11, -5.272331445654108e-11], [-1.6332651587898574e-14, 3.431596691506695e-13, 2.1056507952431514e-09, 8.201875755978905e-10], [-9.294051509453894e-11, 2.1056507952431514e-09, 1.3109532874791399e-05, 5.021061175890699e-06], [-5.272331445654107e-11, 8.201875755978902e-10, 5.021061175890697e-06, 2.273684639539026e-06]]}