{"coeffs": [-6.034026030211947e-07, 7.708422155176224e-05, 0.4543485779374765, 0.1210604166873325], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.233071790895536e-07, 1.724464581717558e-06, 0.005787701875290386, 0.0030715551434442813], "covariance": [[4.986609623293397e-14, -2.3268822903203805e-13, -6.476676024534804e-10, -5.300297706507752e-10], [-2.326882290320382e-13, 2.973778093598312e-12, 9.802983890482983e-09, 4.8553156186786704e-09], [-6.476676024534807e-10, 9.802983890482983e-09, 3.3497492997239855e-05, 1.5643231887237777e-05], [-5.300297706507756e-10, 4.85531561867867e-09, 1.5643231887237774e-05, 9.434450999219019e-06]]}