{"coeffs": [-3.3319044603247465e-08, 0.23148842985341891, 1.2039770678279935, 0.058309080732793055], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.9459216722751868e-08, 468.01507304677074, 118.27478920838332, 0.003491535932160649], "covariance": [[8.678454499180633e-16, -5.1695093493355506e-06, -1.3065333903490546e-06, -4.909638013883251e-11], [-5.169509345280829e-06, 219038.10859897416, 55354.383917565334, 1.567775617668232], [-1.3065333893469775e-06, 55354.38391756852, 13988.925762287508, 0.3962113439902095], [-4.9096380117947814e-11, 1.5677756179863123, 0.39621134407022546, 1.2190823165568932e-05]]}