{"coeffs": [2.0021833293133965e-08, 8.72282557539995e-06, 0.6248345810043867, 0.05845900505779744], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8692413384180428e-08, 5.2695927533302325e-06, 0.05970929432833884, 0.01020394687816813], "covariance": [[8.232545858086962e-16, -5.1736405706758357e-14, -6.007958275143525e-10, -1.3225405518363493e-10], [-5.173640570675858e-14, 2.7768607785950498e-11, 3.1396696535366e-07, 5.072341003373426e-08], [-6.00795827514354e-10, 3.1396696535366e-07, 0.0035651998291881966, 0.0005845111061341076], [-1.3225405518363475e-10, 5.072341003373426e-08, 0.0005845111061341076, 0.00010412053189247712]]}