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arxiv: hep-th/0211108 · v4 · submitted 2002-11-12 · ✦ hep-th

Multi-Instanton Calculus and Equivariant Cohomology

Ugo Bruzzo , Francesco Fucito , Jose F. Morales , Alessandro Tanzini This is my paper
classification ✦ hep-th
keywords equivariantcohomologymulti-instantonadhmadjointamplitudescalculuscases
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We present a systematic derivation of multi-instanton amplitudes in terms of ADHM equivariant cohomology. The results rely on a supersymmetric formulation of the localization formula for equivariant forms. We examine the cases of N=4 and N=2 gauge theories with adjoint and fundamental matter.

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