{"coeffs": [-2.687226379558065e-06, 9.387703045626207e-05, 0.40487473315202044, 0.13703899604376985], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.92867526415311e-07, 2.015155144883513e-06, 0.005690270694046442, 0.004968633360059], "covariance": [[4.800654091608717e-13, -9.733510140855244e-13, -1.6054099967473781e-09, -2.977384551282553e-09], [-9.733510140855237e-13, 4.060850257950493e-12, 1.056100430404425e-08, 9.183236471074236e-09], [-1.6054099967473754e-09, 1.0561004304044246e-08, 3.2379180571523774e-05, 2.1165158097321538e-05], [-2.977384551282552e-09, 9.183236471074238e-09, 2.116515809732155e-05, 2.4687317466691193e-05]]}