Instantons on ALE spaces and orbifold partitions

Authors
Publication date 2008
Journal The Journal of High Energy Physics
Volume | Issue number 2008 | 3
Pages (from-to) 013
Number of pages 23
Organisations
  • Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
  • Faculty of Science (FNWI) - Institute of Physics (IoP) - Institute for Theoretical Physics Amsterdam (ITFA)
Abstract We consider N = 4 theories on ALE spaces of A(k-1) type. As is well known, their partition functions coincide with A(k-1) affine characters. We show that these partition functions are equal to the generating functions of some peculiar classes of partitions which we introduce under the name 'orbifold partitions'. These orbifold partitions turn out to be related to the generalized Frobenius partitions introduced by G. E. Andrews some years ago. We relate the orbifold partitions to the blended partitions and interpret explicitly in terms of a free fermion system.
Document type Article
Published at https://doi.org/10.1088/1126-6708/2008/03/013
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