{"coeffs": [-7.166409929361031e-06, 5.903045327184752e-05, 0.6621331359427579, 0.3684153028615992], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.718584291848419e-06, 1.142956717753094e-05, 0.10567982072787498, 0.05324068898267462], "covariance": [[2.9535319681881315e-12, -1.8643985289605302e-11, -1.6994667708459442e-07, -9.015419290078915e-08], [-1.864398528960471e-11, 1.3063500586569255e-10, 1.2067115800304738e-06, 6.008952696030828e-07], [-1.6994667708458844e-07, 1.2067115800304696e-06, 0.011168224509075793, 0.005520006229968797], [-9.015419290078779e-08, 6.008952696030921e-07, 0.005520006229968902, 0.0028345709633498905]]}