{"coeffs": [-3.2986291684087815e-06, 5.225413593558009e-05, 0.5141246217432651, 0.22013647606160802], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.048334406710252e-07, 3.30502492494996e-06, 0.02306814526191011, 0.013561519142466333], "covariance": [[3.658234909539505e-13, -1.7309882658787742e-12, -1.1299336914028946e-08, -7.813397178080775e-09], [-1.7309882658787627e-12, 1.0923189754540489e-11, 7.573615358732158e-08, 4.335749100732934e-08], [-1.1299336914028855e-08, 7.57361535873215e-08, 0.0005321393258245859, 0.0002944123446167046], [-7.813397178080746e-09, 4.335749100732946e-08, 0.00029441234461670575, 0.00018391480145148078]]}