{"coeffs": [-1.1860736073624204e-05, 0.00017207686623675503, 0.5913777431943064, 0.2724731776726499], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.086229477486526e-06, 1.4900971797188766e-05, 0.0381801565172598, 0.01884875509226514], "covariance": [[4.352353432733705e-12, -2.8279032560503485e-11, -7.064958141379238e-08, -3.817492059186385e-08], [-2.827903256050346e-11, 2.2203896050061502e-10, 5.678832930062274e-07, 2.747334855728062e-07], [-7.064958141379233e-08, 5.678832930062274e-07, 0.0014577243516824556, 0.0006967942647292354], [-3.8174920591863845e-08, 2.747334855728062e-07, 0.0006967942647292355, 0.00035527556852819116]]}