Singular light leaves
Ben Elias
University of Oregon, Eugene, USAHankyung Ko
Uppsala University, SwedenNicolas Libedinsky
University of Chile, Santiago, ChileLeonardo Patimo
University of Pisa, Italy
Abstract
For any Coxeter system, we introduce the concept of singular light leaves, answering a question of Williamson raised in 2008. Singular light leaves provide a combinatorial basis for Hom spaces between singular Soergel bimodules.
Cite this article
Ben Elias, Hankyung Ko, Nicolas Libedinsky, Leonardo Patimo, Singular light leaves. J. Eur. Math. Soc. (2025), published online first
DOI 10.4171/JEMS/1715