Symmetries, Integrable Systems and Representations

Volume 40 of the series Springer Proceedings in Mathematics & Statistics pp 403-428

Quiver Varieties and Tensor Products, II

  • Hiraku NakajimaAffiliated withResearch Institute for Mathematical Sciences, Kyoto University Email author 

* Final gross prices may vary according to local VAT.

Get Access


We define a family of homomorphisms on a collection of convolution algebras associated with quiver varieties, which gives a kind of coproduct on the Yangian associated with a symmetric Kac-Moody Lie algebra. We study its property using perverse sheaves.