{"coeffs": [-2.2926187129525117e-09, 1.492390217731492e-05, 0.6153570823059307, 0.07291016109673196], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.986909258751787e-08, 4.17507276177322e-06, 0.03605360412240167, 0.0072538244394583905], "covariance": [[1.5895445437520721e-15, -6.594355857191292e-14, -5.787097125704068e-10, -1.5118684953667492e-10], [-6.594355857191276e-14, 1.7431232566100658e-11, 1.5013162521571883e-07, 2.8381353773130465e-08], [-5.787097125704067e-10, 1.5013162521571886e-07, 0.0012998623702148585, 0.00024945291724275934], [-1.5118684953667492e-10, 2.838135377313047e-08, 0.0002494529172427593, 5.261796899848384e-05]]}