Exts and the AGT Relations
We prove the connection between the Nekrasov partition function of N= 2 super-symmetric U(2) gauge theory with adjoint matter and conformal blocks for the Virasoro algebra, as predicted by the Alday–Gaiotto–Tachikawa relations. Mathematically, this is achieved by relating the Carlsson–Okounkov Ext v...
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Springer-Verlag
2018
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| Online Access: | http://hdl.handle.net/1721.1/115960 https://orcid.org/0000-0002-1622-8638 |