{"coeffs": [-1.677333918005588e-07, 0.10560975943460295, 1.2656268006044304, 0.07195272076254881], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.7758904448596775e-08, 47.81144387671256, 32.67837876892504, 0.002714076205699624], "covariance": [[7.705567761863257e-16, -5.70822337405274e-07, -3.9023595181313925e-07, -4.110123724625141e-11], [-5.708223373013854e-07, 2285.934165576035, 1562.4004346415845, 0.1240547528420796], [-3.902359517380224e-07, 1562.4004346416475, 1067.8764389653309, 0.08479521302819898], [-4.110123724248538e-11, 0.12405475284901546, 0.08479521303294449, 7.366209650344868e-06]]}