{"coeffs": [-1.0160975494967376e-06, 5.01644580314815e-05, 0.6097995395054056, 0.1622524303078561], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.525970827587783e-07, 4.792397569930438e-06, 0.02834871609775783, 0.009359979009297303], "covariance": [[6.38052862182451e-14, -9.288703567545071e-13, -5.4259131806398135e-09, -2.1003644633839103e-09], [-9.288703567545071e-13, 2.2967074468275162e-11, 1.3560618368959986e-07, 4.28041572817485e-08], [-5.425913180639814e-09, 1.356061836895999e-07, 0.000803649704391274, 0.00025385444443870527], [-2.1003644633839123e-09, 4.2804157281748514e-08, 0.0002538544444387053, 8.760920705448613e-05]]}