The quantum group $\dot U$ and flag manifolds over the semifield Z
Representation Theory
2023-11-02 v5
Abstract
We give a parametrization of the canonical basis of the modified quantum group corresponding to a root datum in terms of the flag manifold over the semifield Z associated to the reductive group corresponding to the dual root datum. Some minor errors corrected.
Keywords
Cite
@article{arxiv.2209.02433,
title = {The quantum group $\dot U$ and flag manifolds over the semifield Z},
author = {G. Lusztig},
journal= {arXiv preprint arXiv:2209.02433},
year = {2023}
}
Comments
25 pages