{"coeffs": [-5.075533929792607e-06, 8.19718176796497e-05, 0.41789093147379447, 0.17583339025047381], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.569940152239512e-07, 2.8644945293088716e-06, 0.010085049050804274, 0.00881527947307275], "covariance": [[9.1583754517446e-13, -2.193930896324503e-12, -5.738169150320528e-09, -7.796685640505806e-09], [-2.1939308963244975e-12, 8.205328908440454e-12, 2.7497215293031138e-08, 2.3916790046196814e-08], [-5.7381691503204986e-09, 2.74972152930311e-08, 0.00010170821435712818, 7.372478018720338e-05], [-7.796685640505796e-09, 2.391679004619684e-08, 7.372478018720355e-05, 7.770915218837778e-05]]}