English

Higher Ext-groups in the triple product case

Number Theory 2023-03-13 v1 Representation Theory

Abstract

In this short note, we compute higher extension groups for all irreducible representations and deduce the multiplicity formula for finite length representations in triple product case.

Keywords

Cite

@article{arxiv.2303.05766,
  title  = {Higher Ext-groups in the triple product case},
  author = {Li Cai and Yangyu Fan},
  journal= {arXiv preprint arXiv:2303.05766},
  year   = {2023}
}

Comments

To appear in Math. Res. Lett

R2 v1 2026-06-28T09:10:40.409Z