{"coeffs": [-1.3882476745641e-06, 0.0016848507262686072, 1.0741851519985477, 0.17091536717815867], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.8653328641946804e-07, 0.0010113346552698545, 0.12235465967070021, 0.005169967412727783], "covariance": [[1.4940798151023452e-13, -3.0683813186303846e-10, -3.774778095950025e-08, -1.7768646902714728e-09], [-3.0683813186304063e-10, 1.0227977849497954e-06, 0.00012368888087202712, 5.052051658985385e-06], [-3.77477809595005e-08, 0.00012368888087202715, 0.01497066274313287, 0.0006156524620868826], [-1.776864690271496e-09, 5.0520516589853865e-06, 0.0006156524620868826, 2.67285630486672e-05]]}