{"coeffs": [-2.2219935928860885e-06, 6.777422249528103e-05, 0.3948037752136626, 0.1549613278123673], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.593470825782339e-07, 1.0468655004583862e-06, 0.004544216983496397, 0.003289810795361783], "covariance": [[6.726090924184127e-14, -1.977265272593163e-13, -6.538159002679227e-10, -7.497566294773425e-10], [-1.9772652725931676e-13, 1.0959273760499873e-12, 4.590858723696526e-09, 3.20820303727094e-09], [-6.538159002679243e-10, 4.590858723696528e-09, 2.06499079930971e-05, 1.2605411123708157e-05], [-7.49756629477343e-10, 3.2082030372709372e-09, 1.2605411123708142e-05, 1.082285506927893e-05]]}