{"coeffs": [-3.897128799232407e-08, 7.0022166083666574e-06, 0.5286245086949106, 0.09144607962351868], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6405817890933586e-08, 5.17101225464781e-07, 0.01424712833486159, 0.005305821566435894], "covariance": [[6.972672184891482e-16, -6.365554343077419e-15, -1.6045862074036668e-10, -8.706870332971524e-11], [-6.365554343077409e-15, 2.6739367737717833e-13, 7.310061882690179e-09, 2.5156441671469953e-09], [-1.604586207403665e-10, 7.310061882690181e-09, 0.00020298066579001596, 6.93417857120893e-05], [-8.706870332971522e-11, 2.515644167146997e-09, 6.934178571208932e-05, 2.8151742494856243e-05]]}