{"coeffs": [-1.281769433213311e-07, 8.339534779557447e-05, 0.8283297691692664, 0.1433132189769735], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.318057828678585e-08, 1.3072991682187072e-05, 0.030539908086376678, 0.0026455075172974315], "covariance": [[5.373392097098076e-16, -2.0860934415048639e-13, -5.013275779663349e-10, -4.988566240960232e-11], [-2.0860934415048666e-13, 1.7090311152253236e-10, 3.988113219718866e-07, 3.310150427638278e-08], [-5.013275779663355e-10, 3.988113219718866e-07, 0.0009326859859243356, 7.830228132541329e-05], [-4.9885662409602234e-11, 3.310150427638278e-08, 7.830228132541329e-05, 6.998710024077221e-06]]}