{"coeffs": [-5.278077028883687e-06, 0.00010408989298133936, 0.462415584141483, 0.1847845845409416], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0241492122813001e-06, 4.340722127437166e-06, 0.013196796494131748, 0.009184330217797677], "covariance": [[1.0488816090164074e-12, -3.629953510611556e-12, -9.495854899766008e-09, -8.743797269512786e-09], [-3.62995351061155e-12, 1.8841868587622637e-11, 5.620205193064848e-08, 3.803977445442055e-08], [-9.495854899765984e-09, 5.620205193064846e-08, 0.000174155437707528, 0.0001086743328489102], [-8.743797269512777e-09, 3.803977445442057e-08, 0.00010867433284891034, 8.435192154955152e-05]]}