{"coeffs": [-7.898455899879254e-09, 1.307241101131929e-05, 0.7710175977707302, 0.09053508483419312], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.8392362893951343e-08, 8.287518916609054e-05, 0.7336769235726645, 0.04534452733366526], "covariance": [[2.3418207864598787e-15, -1.9421981383221154e-12, -1.778633984577803e-08, -1.3425607223256022e-09], [-1.9421981383220447e-12, 6.86829697931529e-09, 6.0746787062678436e-05, 3.5728644101876843e-06], [-1.7786339845777472e-08, 6.074678706267859e-05, 0.5382818281830494, 0.03203460240229564], [-1.3425607223255764e-09, 3.572864410187749e-06, 0.03203460240229613, 0.002056126159113516]]}