{"coeffs": [7.595166346839687e-07, 0.0010838277391886331, 1.0701329407051485, 0.15116835426150746], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3961947304340925e-06, 0.008017339062195658, 1.285574534324995, 0.03964880453775082], "covariance": [[1.9493597252919284e-12, -8.24306906543158e-09, -1.3432450233766161e-06, -4.711687192828419e-08], [-8.243069065431577e-09, 6.427772563820837e-05, 0.01030358183013784, 0.0003059878761131049], [-1.3432450233766246e-06, 0.01030358183013784, 1.6527018833049276, 0.04939552276953223], [-4.7116871928284536e-08, 0.0003059878761131049, 0.04939552276953223, 0.0015720277012727698]]}