Instanton Moduli Spaces and W-algebras (Asterisque) by Alexander Braverman and Michael Finkelberg
English | 2016 | ISBN: 2856298486 | 128 pages | PDF | 1,8 MB
English | 2016 | ISBN: 2856298486 | 128 pages | PDF | 1,8 MB
We describe the (equivariant) intersection cohomology of certain moduli spaces (“framed Uhlenbeck spaces”) together with some structures on them (such as e.g.,the Poincaré pairing) in terms of representation theory of some vertex operator algebras (“W-algebras”).