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Results tagged with dimensional-regularization
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user 27384
Dimensional regularization is a method of isolating divergencies in scattering amplitudes.
5
votes
1
answer
396
views
What justifies the dependence of the coupling renormalization constant in the dimensional re...
I wanna clarify some issues about renormalization in the $\bar{MS}$ scheme that I glossed over when I first learnt about this stuff. I am following http://arxiv.org/abs/1411.7853 section 3.1. The gluo …
- 6,137
2
votes
1
answer
280
views
Computation of the QCD vector two point function
I am following some notes on the computation of the vector two point function in QCD and I would like somebody to make some intermediate steps more explicit. Let's consider
$$\Pi_{\mu\nu}=i\mu^{2\eps …
- 6,137