An SU(2) Anomaly

November 3, 2022
5:00pm to 6:00pm

Blue Room

Specialist level
Jesús Huertas Castellanos

Blue Room


Jesús Huertas Castellanos will present the paper by Edward Witten.

A new restriction of fermion quantum numbers in gauge theories is derived. For instance, it is shown that an SU(2) gauge theory with an odd number of left-handed fermion doublets (and no other representations) is mathematically inconsistent.