{"coeffs": [-1.012961780332828e-05, 0.00025606879875829613, 0.6563859127882518, 0.22685174898751637], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.916434008512932e-06, 6.144583951587868e-05, 0.09321114011251345, 0.031604188565523036], "covariance": [[1.533845534303667e-11, -2.0994674822438375e-10, -3.168152971640394e-07, -1.1787698617740096e-07], [-2.0994674822438475e-10, 3.775591193811119e-09, 5.723231640641663e-06, 1.8868808226776698e-06], [-3.168152971640413e-07, 5.723231640641665e-06, 0.008688316641074615, 0.0028640939506769905], [-1.178769861774013e-07, 1.886880822677666e-06, 0.002864093950676985, 0.000998824734885137]]}