{"coeffs": [-1.3707215386884257e-06, 5.002419011295847e-05, 0.39513972459849794, 0.14191579782231306], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0759470176406994e-07, 8.661492256580609e-07, 0.004889040825957903, 0.0034844159209432212], "covariance": [[4.309556020051314e-14, -1.2354659663459629e-13, -5.089346283913621e-10, -6.152647969455233e-10], [-1.2354659663459629e-13, 7.502144811080584e-13, 4.068729591927923e-09, 2.7817743382332765e-09], [-5.089346283913615e-10, 4.068729591927922e-09, 2.3902720197883128e-05, 1.4114291921675578e-05], [-6.152647969455235e-10, 2.781774338233277e-09, 1.4114291921675581e-05, 1.2141154310122597e-05]]}