{"coeffs": [-2.3311933204488734e-06, 6.830504539205533e-05, 0.38949458284420324, 0.16038737270476663], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6451056169115395e-07, 1.0044049644543848e-06, 0.004383337596937747, 0.0032861333199564295], "covariance": [[6.996583724616975e-14, -1.9752377278746396e-13, -6.53545970141067e-10, -7.729386726120692e-10], [-1.9752377278746383e-13, 1.0088293326206141e-12, 4.2393779860697976e-09, 3.0845654134241946e-09], [-6.535459701410669e-10, 4.239377986069798e-09, 1.9213648488727978e-05, 1.2108467965917658e-05], [-7.729386726120693e-10, 3.084565413424196e-09, 1.2108467965917661e-05, 1.0798672196527867e-05]]}