Speaker
Christoph Kopper
(Ecole Polytechnique Palaiseau)
Description
We prove that the cancellation of the chiral anomaly
in four-dimensional axial QED, as a consequence of a
sum rule on the fermion charges, is valid to all
orders in perturbation theory. The proof is based on
analysing separately the fermionic and bosonic
renormalization group flows.
Primary author
Christoph Kopper
(Ecole Polytechnique - Palaiseau)