{"coeffs": [5.227583858721498e-07, 0.3663059018845503, 1.7572600306472455, 0.1300383727518396], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.9107453024634816e-06, 1274.0546771337865, 455.83258265774913, 0.04970562949462638], "covariance": [[3.650947610886262e-12, -0.0016320050054737106, -0.0005840222896178167, -7.537671157752022e-08], [-0.001632005005154125, 1623215.320326477, 580755.6127428901, 60.762177430365185], [-0.0005840222895003095, 580755.6127429288, 207783.3434124337, 21.74127517667728], [-7.537671157016112e-08, 60.762177434761874, 21.741275178251886, 0.002470649603457072]]}