{"coeffs": [5.125129756508194e-07, 1.305588956832682, 1.7983199934597838, 0.1199850278852184], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [6.936468676316136e-07, 4333.414573855527, 399.93693769758164, 0.01465249309597351], "covariance": [[4.811459769751493e-13, -0.0019042285368960203, -0.0001757588720008125, -7.722553316360879e-09], [-0.001904228537430956, 18778481.86890348, 1733092.545065929, 60.81689310950316], [-0.0001757588720533521, 1733092.5450658666, 159949.55413491928, 5.613051741575661], [-7.72255331738535e-09, 60.81689310319069, 5.613051740994085, 0.00021469555392755136]]}