On elementary proof of AGT relations from six dimensions

The actual definition of the Nekrasov functions participating in the AGT relations implies a peculiar choice of contours in the LMNS and Dotsenko–Fateev integrals. Once made explicit and applied to the original triply-deformed (6-dimensional) version of these integrals, this approach reduces the AGT...

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Main Authors: A. Mironov, A. Morozov, Y. Zenkevich
Format: Article
Language:English
Published: Elsevier 2016-05-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269316001775
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spelling doaj-7d81cd44d0cd4f62802f6185e723b39a2020-11-25T00:04:03ZengElsevierPhysics Letters B0370-26931873-24452016-05-01756C20821110.1016/j.physletb.2016.03.006On elementary proof of AGT relations from six dimensionsA. Mironov0A. Morozov1Y. Zenkevich2Lebedev Physics Institute, Moscow 119991, RussiaITEP, Moscow 117218, RussiaITEP, Moscow 117218, RussiaThe actual definition of the Nekrasov functions participating in the AGT relations implies a peculiar choice of contours in the LMNS and Dotsenko–Fateev integrals. Once made explicit and applied to the original triply-deformed (6-dimensional) version of these integrals, this approach reduces the AGT relations to symmetry in q1,2,3, which is just an elementary identity for an appropriate choice of the integration contour (which is, however, a little non-traditional). We illustrate this idea with the simplest example of N=(1,1) U(1) SYM in six dimensions, however all other cases can be evidently considered in a completely similar way.http://www.sciencedirect.com/science/article/pii/S0370269316001775
collection DOAJ
language English
format Article
sources DOAJ
author A. Mironov
A. Morozov
Y. Zenkevich
spellingShingle A. Mironov
A. Morozov
Y. Zenkevich
On elementary proof of AGT relations from six dimensions
Physics Letters B
author_facet A. Mironov
A. Morozov
Y. Zenkevich
author_sort A. Mironov
title On elementary proof of AGT relations from six dimensions
title_short On elementary proof of AGT relations from six dimensions
title_full On elementary proof of AGT relations from six dimensions
title_fullStr On elementary proof of AGT relations from six dimensions
title_full_unstemmed On elementary proof of AGT relations from six dimensions
title_sort on elementary proof of agt relations from six dimensions
publisher Elsevier
series Physics Letters B
issn 0370-2693
1873-2445
publishDate 2016-05-01
description The actual definition of the Nekrasov functions participating in the AGT relations implies a peculiar choice of contours in the LMNS and Dotsenko–Fateev integrals. Once made explicit and applied to the original triply-deformed (6-dimensional) version of these integrals, this approach reduces the AGT relations to symmetry in q1,2,3, which is just an elementary identity for an appropriate choice of the integration contour (which is, however, a little non-traditional). We illustrate this idea with the simplest example of N=(1,1) U(1) SYM in six dimensions, however all other cases can be evidently considered in a completely similar way.
url http://www.sciencedirect.com/science/article/pii/S0370269316001775
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