{"coeffs": [-4.994408419932925e-07, 0.386879370559665, 2.019681452740223, 0.1699621287603856], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [8.037505741037819e-07, 140.85289323615265, 62.26961714092049, 0.012106929905807579], "covariance": [[6.460149853721589e-13, -8.861219961795477e-05, -3.918465878820399e-05, -8.625872566721774e-09], [-8.86121996039066e-05, 19839.537532995015, 8770.855006620113, 1.6488929452471277], [-3.918465878207809e-05, 8770.855006620985, 3877.505218876819, 0.7290368514861517], [-8.625872566011651e-09, 1.6488929453533778, 0.7290368515329232, 0.00014657775174413792]]}