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On the Uniqueness of the effective Lagrangian for N= 2 SQCD

M. Magro, L. O'Raifeartaigh, I. Sachs

hep-tharXiv:hep-th/9704027

Abstract

The low energy effective Lagrangian for N= 2 SU(2) supersymmetric Yang-Mills theory coupled to NF<4 massless matter fields is derived from the BPS mass formula using asymptotic freedom and assuming that the number of strong coupling singularities is finite.

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