{"coeffs": [-1.3718852125723487e-06, 7.531375508716347e-05, 0.387885513537187, 0.12467307021269561], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.7463322650884574e-07, 1.490505991600009e-06, 0.005275174143793312, 0.0038666708868210706], "covariance": [[1.4035005440442812e-13, -3.46415047780085e-13, -7.809446897008176e-10, -1.16262885455484e-09], [-3.464150477800848e-13, 2.221608110995526e-12, 7.429147533300296e-09, 5.206570295211866e-09], [-7.809446897008162e-10, 7.4291475333002936e-09, 2.7827462247345503e-05, 1.6056884271648455e-05], [-1.1626288545548394e-09, 5.206570295211866e-09, 1.6056884271648465e-05, 1.4951143746989643e-05]]}