{"coeffs": [-2.4301565768417835e-07, 2.0990802651051957e-05, 0.44248955339290424, 0.12427821322891504], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.334498193839197e-08, 2.2665671184074915e-07, 0.0028496092801085656, 0.00160100460635428], "covariance": [[1.1118878204716868e-15, -4.672387571858644e-15, -4.758219806433993e-11, -4.203245547014059e-11], [-4.6723875718586445e-15, 5.13732650224604e-14, 6.323544246451886e-10, 3.32584147519688e-10], [-4.758219806433993e-11, 6.323544246451885e-10, 8.120273049280858e-06, 3.972893370876814e-06], [-4.203245547014059e-11, 3.32584147519688e-10, 3.972893370876814e-06, 2.563215749567623e-06]]}