{"coeffs": [-6.046541856944132e-08, 0.09417226567209441, 1.2656009323232447, 0.06945111482696055], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.4919631201309896e-08, 117.20172569034877, 86.78255176794262, 0.005228850678986375], "covariance": [[1.2193806432354958e-15, -1.717443273823408e-06, -1.2719046882592214e-06, -9.732954101260724e-11], [-1.7174432744116387e-06, 13736.244504795759, 10171.064689410256, 0.586133292683924], [-1.2719046886624034e-06, 10171.064689409735, 7531.211291355641, 0.43402682613981125], [-9.73295410296679e-11, 0.5861332926281492, 0.43402682609864984, 2.7340879423136275e-05]]}