{"coeffs": [-2.0075046243647905e-06, 6.023770896422211e-05, 0.40892521836797396, 0.15734734396952768], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0237197145065963e-07, 9.203107782962908e-07, 0.004562964533339895, 0.00308445541579791], "covariance": [[4.095441482882659e-14, -1.3684916952982068e-13, -5.447780911785541e-10, -5.499819812125316e-10], [-1.368491695298205e-13, 8.469719286483245e-13, 4.088720348439989e-09, 2.653769777036773e-09], [-5.447780911785527e-10, 4.088720348439987e-09, 2.0820645332517764e-05, 1.2170858284286413e-05], [-5.499819812125311e-10, 2.6537697770367734e-09, 1.2170858284286423e-05, 9.513865212045057e-06]]}