{"coeffs": [-4.103226587171159e-06, 0.00010001028967441488, 0.3181602287944142, 0.14715570908885112], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.71146435845977e-07, 1.6126339734321375e-06, 0.0043908537822845125, 0.004645770532101934], "covariance": [[5.946668255179536e-13, -8.780579584273401e-13, -8.936426516891484e-10, -3.1448036078658214e-09], [-8.780579584273401e-13, 2.6005883322675242e-12, 5.983553763775222e-09, 6.838534998465507e-09], [-8.936426516891484e-10, 5.983553763775222e-09, 1.9279596937402208e-05, 1.2687100395778397e-05], [-3.1448036078658222e-09, 6.838534998465507e-09, 1.26871003957784e-05, 2.1583183836946686e-05]]}