{"coeffs": [-2.6771610187427338e-06, 0.35308442654734784, 2.3188039304628183, 0.2079143106284043], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [9.781120778002954e-07, 114.27611832390969, 67.902049713971, 0.015206861565579308], "covariance": [[9.567032367388113e-13, -9.479811006090789e-05, -5.634087646021124e-05, -1.3858760319959777e-08], [-9.479811005289671e-05, 13059.031219180206, 7759.582001000649, 1.6915811303694195], [-5.634087645544904e-05, 7759.582001001164, 4610.6883553585885, 1.0052232271047066], [-1.3858760319356532e-08, 1.6915811304329738, 1.0052232271423962, 0.00023124863867469313]]}