Virasoro constraint for Nekrasov instanton partition function

被引：0
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作者：
Shoichi Kanno
Yutaka Matsuo
Hong Zhang
机构：
[1] The University of Tokyo,Department of Physics
来源：
Journal of High Energy Physics | / 2012卷
关键词：
Duality in Gauge Field Theories; Conformal and W Symmetry;
D O I：
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学科分类号：
摘要：
We show that Nekrasov instanton partition function for SU(N ) gauge theories satisfies recursion relations in the form of U(1)+Virasoro constraints when β = 1. The constraints give a direct support for AGT conjecture for general quiver gauge theories.
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