{"coeffs": [-5.842311334259269e-07, 0.16987548109724113, 1.4068840601115287, 0.08932408711536204], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [8.376796641601378e-07, 891.9103076981396, 471.7235911795503, 0.046250708184503546], "covariance": [[7.017072197474412e-13, -0.0003776532190792112, -0.00019978647473651342, -2.4431549648592472e-08], [-0.00037765321909165555, 795503.99697819, 420735.11930298596, 39.39361592571446], [-0.00019978647474406746, 420735.11930298194, 222523.14647533148, 20.836610672019184], [-2.4431549649116098e-08, 39.393615925258196, 20.836610671777986, 0.0021391280075681034]]}