{"coeffs": [-7.707949737881308e-07, 0.00019050667238804719, 0.5858450218474818, 0.13568121214035905], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.1732344953721985e-07, 7.786837210304455e-06, 0.01070796678396824, 0.003695384742332623], "covariance": [[1.7415886153364447e-13, -2.239170502540985e-12, -2.9953804217930383e-09, -1.2798232153054027e-09], [-2.239170502540985e-12, 6.063483373978207e-11, 8.312032812444512e-08, 2.713250528978269e-08], [-2.995380421793036e-09, 8.312032812444509e-08, 0.00011466055264656716, 3.737998193705915e-05], [-1.2798232153054035e-09, 2.7132505289782687e-08, 3.737998193705915e-05, 1.3655868393864745e-05]]}