{"coeffs": [-3.140677077787973e-06, 6.528106770110265e-05, 0.49036641184373647, 0.19098582668501748], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.949218863899602e-07, 3.104157261186217e-06, 0.015760739867150902, 0.00964560370449572], "covariance": [[3.539320509057887e-13, -1.526696702322325e-12, -7.009863542719405e-09, -5.356437283293721e-09], [-1.526696702322325e-12, 9.635792302175114e-12, 4.840041340643931e-08, 2.868204245874295e-08], [-7.009863542719409e-09, 4.840041340643931e-08, 0.00024840092115999986, 0.000140012877032586], [-5.3564372832937216e-09, 2.868204245874295e-08, 0.00014001287703258603, 9.303767082418155e-05]]}