{"coeffs": [-2.944953502891677e-06, 9.579858901404825e-05, 0.4707504113629641, 0.15945938587415015], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.8449169328721767e-07, 1.9437499872996975e-06, 0.0060357778468560185, 0.003823593599508459], "covariance": [[1.4783386220687185e-13, -5.700601931510902e-13, -1.507415620369407e-09, -1.3190947014814444e-09], [-5.700601931510902e-13, 3.778164013127575e-12, 1.1520741876661843e-08, 7.007242236424995e-09], [-1.5074156203694072e-09, 1.1520741876661843e-08, 3.643061421659787e-05, 2.0547282975992243e-05], [-1.319094701481445e-09, 7.007242236424995e-09, 2.0547282975992246e-05, 1.4619868014202055e-05]]}