{"coeffs": [-8.07982030450248e-07, 5.355659066953347e-05, 0.44482340734582687, 0.12648263630392279], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.7252289660522973e-07, 3.2743625614911605e-06, 0.016250590891015226, 0.009023088359545656], "covariance": [[2.2327788781619663e-13, -9.704315514051287e-13, -3.953660209100903e-09, -3.3871715536177833e-09], [-9.704315514051285e-13, 1.0721450184094955e-11, 5.217478496151786e-08, 2.7142086331140844e-08], [-3.9536602091009e-09, 5.217478496151787e-08, 0.000264081704307147, 0.00012838100726062155], [-3.387171553617783e-09, 2.7142086331140844e-08, 0.00012838100726062155, 8.14161235441683e-05]]}