{"coeffs": [-1.485328385580375e-07, 2.750047815605585e-05, 0.6261935597527875, 0.1617305927450833], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.240552046137209e-08, 8.05801750229748e-07, 0.008410564185580241, 0.0021441078595729537], "covariance": [[5.020073471449635e-16, -1.3409347876390266e-14, -1.4092603364557782e-10, -4.164281844020339e-11], [-1.3409347876390288e-14, 6.493164606733253e-13, 6.766682848374004e-09, 1.6484392282637099e-09], [-1.4092603364557792e-10, 6.766682848374001e-09, 7.073758991976503e-05, 1.7366597553773386e-05], [-4.164281844020344e-11, 1.6484392282637086e-09, 1.7366597553773376e-05, 4.597198513482513e-06]]}