{"coeffs": [-4.338332069958271e-06, 7.161384163769821e-05, 0.39153024667403574, 0.18681601045282206], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.550667538364242e-07, 1.5293099876709016e-06, 0.006025512802454661, 0.006337139143113937], "covariance": [[4.291124519817904e-13, -8.221927781556042e-13, -2.1377438349630642e-09, -3.8874084602736815e-09], [-8.221927781556043e-13, 2.338789038389973e-12, 8.464435743051818e-09, 9.2155097396972e-09], [-2.1377438349630655e-09, 8.46443574305182e-09, 3.6306804532545024e-05, 2.9633630632721654e-05], [-3.887408460273683e-09, 9.215509739697202e-09, 2.9633630632721654e-05, 4.015933251918684e-05]]}