{"coeffs": [-6.442530904234835e-07, 4.645259072437807e-05, 0.4270594109643015, 0.11703823050184803], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.306236872247746e-07, 1.3479424869032723e-06, 0.007409502398981235, 0.004509365977635855], "covariance": [[5.3187285109150665e-14, -1.8213511978074232e-13, -7.441264724870914e-10, -7.942803542798705e-10], [-1.821351197807421e-13, 1.8169489479989785e-12, 9.676856204691436e-09, 5.507387727177038e-09], [-7.441264724870903e-10, 9.676856204691436e-09, 5.4900725800508676e-05, 2.812316599866384e-05], [-7.942803542798702e-10, 5.507387727177041e-09, 2.8123165998663852e-05, 2.0334381520259763e-05]]}