{"coeffs": [1.1421203040225086e-07, 0.2081346472227331, 2.039805306388478, 0.17852491447892802], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [9.113733377394091e-07, 85.01522831070083, 73.46703364800122, 0.01926420353341599], "covariance": [[8.306013607422711e-13, -6.201151656260426e-05, -5.3604944238000625e-05, -1.5790533474016282e-08], [-6.201151656609535e-05, 7227.5890447205875, 6245.815803095316, 1.586117914646561], [-5.3604944241076845e-05, 6245.8158030950135, 5397.405033036543, 1.3708467745020623], [-1.5790533474466246e-08, 1.5861179146084086, 1.3708467744691315, 0.00037110953777687707]]}