{"coeffs": [-7.584717813965871e-07, 5.6429670881762746e-05, 0.5350899216727605, 0.1293339944260892], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.0884317286072467e-07, 7.411753730181083e-06, 0.03330847583595049, 0.011892986967477799], "covariance": [[1.6715273999482438e-13, -1.935075786161877e-12, -8.344585995232425e-09, -3.833185384282603e-09], [-1.9350757861618765e-12, 5.493409335685321e-11, 2.4583491044438815e-07, 8.249144533535204e-08], [-8.344585995232422e-09, 2.4583491044438815e-07, 0.0011094545625140978, 0.00037101739696595047], [-3.833185384282603e-09, 8.249144533535198e-08, 0.00037101739696595025, 0.00014144313900859676]]}