Non-Abelian axial anomaly, axial-vector duality, and the pseudoscalar glueball

Sergey Khlebtsov, Yaroslav Klopot, Armen Oganesian +1

We generalize the dispersive approach to axial anomaly by A.D. Dolgov and V.I. Zakharov to a non-Abelian case with arbitrary photon virtualites. We derive the anomaly sum rule for…