{"coeffs": [-6.074317766146199e-08, 1.5358426242690884e-05, 0.6225471748450293, 0.10129368548023814], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.0620450868297736e-08, 3.113988936405308e-06, 0.03606258542860408, 0.007574299809959539], "covariance": [[1.6500210287437902e-15, -6.600160054486749e-14, -7.768817555652923e-10, -2.0413437300697978e-10], [-6.600160054486754e-14, 9.696927096054661e-12, 1.1202349445230379e-07, 2.215407464874074e-08], [-7.768817555652924e-10, 1.1202349445230375e-07, 0.0013005100677953671, 0.00026082426110786905], [-2.0413437300698025e-10, 2.2154074648740713e-08, 0.0002608242611078688, 5.737001761115312e-05]]}