{"coeffs": [-6.350307474933937e-10, 4.8924207089401e-05, 0.7510449318377397, 0.09573816039223881], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.366850607019059e-08, 3.0129060653105665e-05, 0.0794664319069194, 0.006347033914453823], "covariance": [[1.133568300998461e-15, -5.125774341301048e-13, -1.4012207942240165e-09, -1.3585957414031473e-10], [-5.125774341300903e-13, 9.077602958385201e-10, 2.39135249024802e-06, 1.8162088458608148e-07], [-1.401220794223972e-09, 2.391352490248023e-06, 0.006314913800017058, 0.00048593942867445765], [-1.3585957414031163e-10, 1.816208845860832e-07, 0.0004859394286744616, 4.028483951122701e-05]]}