Two-loop beta functions of the Sine-Gordon model

Details Two-loop beta functions of the Sine-Gordon model Two-loop beta functions of the Sine-Gordon model

2000-03-28

arxiv.org/abs/hep-th/0003258v2

J.Phys.A33:6543-6548,2000

Physics

High Energy Physics

High Energy Physics - Theory

6 pages, LaTeX, some corrections

Scientific paper

10.1088/0305-4470/33/37/306

We recalculate the two-loop beta functions in the two-dimensional Sine-Gordon
model in a two-parameter expansion around the asymptotically free point. Our
results agree with those of Amit et al., J. Phys. A13 (1980) 585.

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