Analysis of tbW and ttZ couplings from CLEO and LEP/SLC data

F. Larios, M. A. Perez, C. -P. Yuan

We update the constraints on anomalous dimension four $\tbw$ and $\ttz$ couplings by using CLEO $b \ra s γ$ and LEP/SLC precision $Z$-pole data. It is found that the data imposes v…