{"coeffs": [-5.852868429433835e-07, 0.00023364884654297107, 0.8740459950363668, 0.140728429415225], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.669133292546218e-08, 5.592553813710388e-05, 0.04506553991675421, 0.0036572427431449785], "covariance": [[7.515387204393322e-15, -3.4199974604879176e-12, -2.8308758434309654e-09, -2.6234427397239256e-10], [-3.419997460487748e-12, 3.1276658159246604e-09, 2.51779910438368e-06, 1.960863559605734e-07], [-2.830875843430851e-09, 2.517799104383687e-06, 0.002030902887988567, 0.00015988389290608396], [-2.62344273972387e-10, 1.9608635596057707e-07, 0.00015988389290608646, 1.3375424482286606e-05]]}