{"coeffs": [2.2065002060331748e-08, 3.8681777618812154e-05, 0.40549264627234144, 0.12844176662694845], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.5200770402406024e-07, 7.133930807122938e-07, 0.0050764464305547005, 0.003416215493110247], "covariance": [[2.3106342082666297e-14, -6.896975274461653e-14, -3.5261220655508087e-10, -4.2079205565914115e-10], [-6.896975274461653e-14, 5.089296876081774e-13, 3.482920572686587e-09, 2.2220184111312827e-09], [-3.5261220655508067e-10, 3.4829205726865863e-09, 2.577030836229156e-05, 1.4330241533979534e-05], [-4.207920556591413e-10, 2.2220184111312827e-09, 1.4330241533979539e-05, 1.1670528295366488e-05]]}