{"coeffs": [-3.2290411242092756e-06, 8.180284000966793e-05, 0.4933059591094573, 0.18302824026606662], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.653542333751257e-07, 6.515451066614111e-06, 0.02665206737117953, 0.012648856125361284], "covariance": [[5.857671025452264e-13, -3.957787144743106e-12, -1.5266105502809563e-08, -8.822489980031773e-09], [-3.9577871447431055e-12, 4.2451102601442955e-11, 1.7280293877163066e-07, 7.860678175074365e-08], [-1.5266105502809557e-08, 1.7280293877163066e-07, 0.0007103326951578926, 0.00031623940564822487], [-8.82248998003177e-09, 7.860678175074367e-08, 0.00031623940564822487, 0.0001599935612800897]]}