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. © Springer-Verlag London 2013.
CITATION STYLE
Nakajima, H. (2013). Quiver varieties and tensor products, II. In Springer Proceedings in Mathematics and Statistics (Vol. 40, pp. 403–428). Springer New York LLC. https://doi.org/10.1007/978-1-4471-4863-0_16
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