{"coeffs": [-1.3755076214449915e-06, 8.689488146769557e-05, 0.556893114387212, 0.17097313132119785], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3212707653563305e-07, 2.1767899099044073e-06, 0.007944813287663843, 0.0027928917152468292], "covariance": [[1.745756435385303e-14, -2.2050540058137275e-13, -7.893528103209762e-10, -3.2805180720075517e-10], [-2.205054005813734e-13, 4.738414311861637e-12, 1.725696931552646e-08, 5.795200112031794e-09], [-7.893528103209784e-10, 1.725696931552646e-08, 6.312005817583996e-05, 2.1158261287206386e-05], [-3.280518072007555e-10, 5.795200112031788e-09, 2.115826128720637e-05, 7.800244133094376e-06]]}