{"coeffs": [-1.920128087179042e-05, 0.0002510791610539039, 0.8178100388981646, 0.37921043372622026], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.383255406427344e-06, 7.854974461528296e-05, 0.1860012902015698, 0.05636973556872551], "covariance": [[1.9212927957974534e-11, -3.259151608467281e-10, -7.728440126092762e-07, -2.43122091545632e-07], [-3.2591516084671205e-10, 6.170062379126174e-09, 1.46082262665328e-05, 4.371546904347299e-06], [-7.728440126092388e-07, 1.4608226266532815e-05, 0.034596479956648586, 0.010364171008555112], [-2.43122091545626e-07, 4.371546904347401e-06, 0.010364171008555346, 0.0031775470880880375]]}