Instantons and the exact Gell-Mann-Low function of the supersymmetric O(3) sigma model

V. A. Novikov, M. A. Shifman, A. I. Vainshtein, V. I. Zakharov

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Abstract

The supersymmetric O(3) sigma model is discussed. Using instanton calculus we find the exact Gell-Mann-Low function. Various aspects of the method proposed earlier in the context of supersymmetric gluodynamics are illustrated.

Original languageEnglish (US)
Pages (from-to)389-393
Number of pages5
JournalPhysics Letters B
Volume139
Issue number5-6
DOIs
StatePublished - May 24 1984

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