{"coeffs": [-2.401791998725465e-06, 5.98411526081535e-05, 0.4133371692266749, 0.1701495280634682], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.769027786264494e-07, 1.2546078327589767e-06, 0.006522297737041691, 0.004396047471900886], "covariance": [[7.667514881104844e-14, -2.6657131342823144e-13, -1.1519906901958047e-09, -1.0972384250853846e-09], [-2.665713134282312e-13, 1.5740408140201767e-12, 8.00105521006593e-09, 5.1990927146125555e-09], [-1.151990690195803e-09, 8.001055210065929e-09, 4.254036777061917e-05, 2.522074586708079e-05], [-1.0972384250853838e-09, 5.199092714612556e-09, 2.5220745867080805e-05, 1.9325233375206166e-05]]}