Third Order Tree Contributions in the Causal Approach

Abstract

We consider the general framework of perturbative quantum field theory for the pure Yang-Mills model developed in [9] and prove that the tree contributions do not give anomalies. We will provide a more general form of this gauge invariance property.

24 pages. arXiv admin note: substantial text overlap with arXiv:2202.08056, arXiv:2007.01115, arXiv:2208.07043, arXiv:2111.04364