{"coeffs": [-1.1968458024221286e-05, 0.06157274917518653, 2.9260845359538084, 0.3610760173843936], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.8200382063092045e-05, 38.09497593609105, 226.90759462811363, 0.33784533703573105], "covariance": [[3.312539072425226e-10, -0.0006524451683950433, -0.00388814502794987, -6.03014113830644e-06], [-0.0006524451683588395, 1451.2271915713566, 8644.029985072486, 12.70464129245912], [-0.00388814502773498, 8644.029985074541, 51487.05649991634, 75.69143786485074], [-6.030141138138573e-06, 12.70464129279176, 75.69143786681347, 0.11413947175678672]]}