Trace anomalies and chiral Ward identities
arXiv:hep-ph/0403173 · doi:10.1088/0256-307X/21/5/008
Abstract
In a simple abelian spinor field theory, the canonical trace identities for certain axial-vector and axial-scalar operators are reexamined in dimensional regularization, some disagreements with previous results are found and an interesting new phenomenon is observed and briefly discussed.
4 pages, no figure, typos removed