{"coeffs": [-5.383199643572007e-07, 2.6068562376305984e-05, 0.5051806055133335, 0.16934736400534683], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.232909930727781e-08, 7.446675710484505e-07, 0.00915359264307156, 0.004005614422788603], "covariance": [[5.231498606602055e-15, -4.113458623082087e-14, -4.796910151203504e-10, -2.5805212126812473e-10], [-4.113458623082082e-14, 5.545297913711991e-13, 6.786600887058671e-09, 2.8321820192538855e-09], [-4.796910151203496e-10, 6.78660088705867e-09, 8.378825827529379e-05, 3.4410500820817886e-05], [-2.5805212126812437e-10, 2.8321820192538863e-09, 3.4410500820817906e-05, 1.6044946904052073e-05]]}