{"coeffs": [-5.639692001524168e-06, 9.389098426411356e-05, 0.4324893237267023, 0.19117861215483165], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.58986719151052e-07, 3.0953327358475442e-06, 0.010131625399428766, 0.00843126276758125], "covariance": [[9.196555275080986e-13, -2.4566279831389045e-12, -6.467885651349552e-09, -7.57761429904691e-09], [-2.456627983138899e-12, 9.581084745609443e-12, 3.0292434252569254e-08, 2.492775880839541e-08], [-6.467885651349528e-09, 3.029243425256922e-08, 0.0001026498332343501, 7.386813001133071e-05], [-7.577614299046904e-09, 2.4927758808395432e-08, 7.386813001133088e-05, 7.108619185600183e-05]]}