{"coeffs": [-9.716250764084861e-07, 0.22085561831086445, 1.8584462106278667, 0.15140441555266276], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.083967279412153e-07, 110.17406693863727, 76.07825196823642, 0.015111694182511135], "covariance": [[3.701465785695772e-13, -4.940146612772044e-05, -3.412338991856283e-05, -7.821350007394887e-09], [-4.940146612471298e-05, 12138.325025799326, 8381.849627480293, 1.604015612018647], [-3.412338991654835e-05, 8381.849627480591, 5787.900422542468, 1.1077514393215202], [-7.821350007178052e-09, 1.6040156120553004, 1.1077514393467283, 0.00022836330106574087]]}