{"coeffs": [-2.6672997462873394e-06, 8.53901024545452e-05, 0.5088446571775281, 0.16565235208329038], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.91595141742924e-07, 2.7347335504788783e-06, 0.009883552044434018, 0.005228730363072441], "covariance": [[1.5334675503666076e-13, -8.321838679011267e-13, -2.747971234612882e-09, -1.8483762528033856e-09], [-8.321838679011231e-13, 7.478767592114813e-12, 2.680461358678813e-08, 1.3570357153053854e-08], [-2.747971234612871e-09, 2.6804613586788112e-08, 9.768460101503584e-05, 4.7675161059043455e-05], [-1.8483762528033823e-09, 1.3570357153053874e-08, 4.7675161059043543e-05, 2.7339621209715663e-05]]}