{"coeffs": [-3.386907053915623e-07, 7.89064990930723e-05, 0.3856368592038537, 0.11840312805043263], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.270036314239964e-07, 3.6082663985229045e-06, 0.012060217854992774, 0.008940684232572198], "covariance": [[8.593357326732766e-13, -1.980603937467645e-12, -3.92424280945129e-09, -6.472757560436726e-09], [-1.980603937467643e-12, 1.3019586402709452e-11, 4.0778769300245e-08, 2.8877855372912256e-08], [-3.924242809451278e-09, 4.077876930024498e-08, 0.0001454488547098865, 8.290375543795254e-05], [-6.472757560436724e-09, 2.887785537291227e-08, 8.29037554379526e-05, 7.993583454656513e-05]]}