{"coeffs": [-5.072135156018547e-08, 0.16521309040845422, 1.2152694917306404, 0.06033944966096072], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.1427391430076575e-08, 361.61908644499385, 132.50154688946313, 0.00453704828867604], "covariance": [[9.876809320992505e-16, -4.35013373035306e-06, -1.5941044206006296e-06, -6.950264894591952e-11], [-4.350133728765665e-06, 130768.36368131194, 47915.08811608878, 1.5729238130387875], [-1.5941044199878303e-06, 47915.08811609048, 17556.659928100595, 0.5763545101352248], [-6.950264893133198e-11, 1.572923813210621, 0.5763545101982158, 2.0584807173778183e-05]]}