{"coeffs": [7.11077894052055e-08, 4.287023565232407e-05, 0.5271596020519217, 0.09333333784427653], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.047352208582665e-08, 9.662130076840609e-07, 0.004463927216668151, 0.0016707041276849731], "covariance": [[2.5475764317484306e-15, -2.3182745469543645e-14, -9.80563424815574e-11, -5.3253124610543145e-11], [-2.3182745469543652e-14, 9.335675762178791e-13, 4.279814526300013e-09, 1.4809579136016654e-09], [-9.805634248155747e-11, 4.279814526300013e-09, 1.9926646195710665e-05, 6.841797729092348e-06], [-5.325312461054318e-11, 1.480957913601665e-09, 6.841797729092346e-06, 2.791252282263607e-06]]}