Horn inequalities on a quiver with an involution
Representation Theory
2026-01-09 v1
Abstract
Derksen and Weyman described the cone of semi-invariants associated with a quiver. We give an inductive description of this cone, followed by an example of refinement of the inequalities characterising anti-invariant weights in the case of a quiver equipped with an involution.
Keywords
Cite
@article{arxiv.2601.05089,
title = {Horn inequalities on a quiver with an involution},
author = {Antoine Médoc},
journal= {arXiv preprint arXiv:2601.05089},
year = {2026}
}
Comments
25 pages, 8 figures