Quiver Varieties and Tensor Products, II
- Cite this paper as:
- Nakajima H. (2013) Quiver Varieties and Tensor Products, II. In: Iohara K., Morier-Genoud S., Rémy B. (eds) Symmetries, Integrable Systems and Representations. Springer Proceedings in Mathematics & Statistics, vol 40. Springer, London
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.