English

Comment on the ``$\theta$-term renormalization in the (2+1)-dimensional $CP^{N-1}$ model with $\theta$ term''

High Energy Physics - Theory 2009-10-30 v1

Abstract

It is found that the recently published first coefficient of nonzero β\beta-function for the Chern-Simons term in the 1/N1/N expansion of the CPN1CP^{N-1} model is untrue numerically. The correct result is given. The main conclusions of Park's paper are not changed.

Keywords

Cite

@article{arxiv.hep-th/9603076,
  title  = {Comment on the ``$\theta$-term renormalization in the (2+1)-dimensional $CP^{N-1}$ model with $\theta$ term''},
  author = {I. N. Kondrashuk and A. V. Kotikov},
  journal= {arXiv preprint arXiv:hep-th/9603076},
  year   = {2009}
}

Comments

3 pages, LATEX