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

Annecy; A.V. Kotikov (ENSLAPP; Dubna); I.N. Kondrashuk (JINR; JINR

arxiv: hep-th/9603076 · v1 · submitted 1996-03-12 · ✦ hep-th

Comment on the ``θ-term renormalization in the (2+1)-dimensional CP^(N-1) model with θ term''

I.N. Kondrashuk (JINR , Dubna) , A.V. Kotikov (ENSLAPP , Annecy , JINR This is my paper

classification ✦ hep-th

keywords termmodelthetabetachangedchern-simonscoefficientcomment

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

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Comment on the ``θ-term renormalization in the (2+1)-dimensional CP^(N-1) model with θ term''

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