{"coeffs": [-6.589520771766754e-07, 5.220824071102401e-05, 0.4703432019479244, 0.1320437423369716], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.2611923146363532e-07, 2.006684482073365e-06, 0.01042654823042097, 0.005110813455060717], "covariance": [[5.112990683770508e-14, -2.947258871334932e-13, -1.3503000533801156e-09, -9.336200747423927e-10], [-2.9472588713349305e-13, 4.02678261059405e-12, 2.0684480912302185e-08, 9.512127590747898e-09], [-1.3503000533801148e-09, 2.0684480912302182e-08, 0.00010871290800129465, 4.812640692902065e-05], [-9.336200747423923e-10, 9.512127590747898e-09, 4.812640692902065e-05, 2.6120414172429667e-05]]}