{"coeffs": [-6.33155105909856e-08, 6.323764874929404e-05, 0.7664460164644287, 0.09507443451607606], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.692852773292442e-08, 4.6201019421143384e-05, 0.09080776295589364, 0.006320175426518148], "covariance": [[1.363716160521368e-15, -8.583575810628152e-13, -1.7465671519334919e-09, -1.476786114598205e-10], [-8.583575810627835e-13, 2.1345341955528683e-09, 4.190981053829161e-06, 2.7752261565883866e-07], [-1.7465671519334274e-09, 4.190981053829172e-06, 0.00824604981305377, 0.0005528512232247337], [-1.476786114598167e-10, 2.775226156588436e-07, 0.000552851223224742, 3.994461742196385e-05]]}