{"coeffs": [-2.2654342165409004e-06, 0.000917993660193051, 1.3547971809791968, 0.23437179581639028], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.564374345635575e-07, 0.0024111386400629065, 0.7044596334615192, 0.021930404457788925], "covariance": [[3.096226185836734e-13, -1.1787485541777388e-09, -3.4755524046768306e-07, -1.1597524341387699e-08], [-1.1787485541779789e-09, 5.813589541604402e-06, 0.001698208325717274, 5.1657648946378036e-05], [-3.475552404677462e-07, 0.001698208325717259, 0.49626337517673796, 0.015155469684061883], [-1.1597524341388759e-08, 5.165764894637313e-05, 0.015155469684060585, 0.00048094263968220834]]}