{"coeffs": [-3.466724708940926e-06, 0.002020602713379597, 2.3519573263881037, 0.3892071870610125], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [9.371436489886646e-07, 0.028788317446801614, 5.882307339743255, 0.06756790429931052], "covariance": [[8.782382188397894e-13, -2.5740338771172666e-08, -5.270013928023568e-06, -6.242161263304677e-08], [-2.5740338770949658e-08, 0.0008287672214178222, 0.1693378841375717, 0.0019250565063253019], [-5.27001392797922e-06, 0.16933788413760462, 34.60153963919736, 0.3937208863821381], [-6.242161263277926e-08, 0.0019250565063333325, 0.39372088638370245, 0.004565421691400785]]}