{"coeffs": [-1.1951299388801799e-06, 4.668402619258873e-05, 0.4593762033880829, 0.15604880756999867], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.533440575409889e-07, 5.450867618155616e-06, 0.03531167058955616, 0.018634938872791225], "covariance": [[5.675272690323208e-13, -2.9973562847500675e-12, -1.7340135821855858e-08, -1.2234271370572669e-08], [-2.997356284750068e-12, 2.971195779065748e-11, 1.9043945380032128e-07, 9.545078561581258e-08], [-1.7340135821855834e-08, 1.9043945380032128e-07, 0.0012469140798253254, 0.0005988682993969853], [-1.2234271370572664e-08, 9.545078561581259e-08, 0.0005988682993969853, 0.00034726094679266543]]}