English

Acyclic toric sheaves

Algebraic Geometry 2026-04-30 v2

Abstract

Let E\mathcal E be a torus-linearised reflexive sheaf over a smooth projective toric variety. Generalising a theorem of Perlman and Smith, we prove an explicit sufficient condition for E\mathcal E to be acyclic via Weil decorations.

Keywords

Cite

@article{arxiv.2505.22333,
  title  = {Acyclic toric sheaves},
  author = {Klaus Altmann and Andreas Hochenegger and Frederik Witt},
  journal= {arXiv preprint arXiv:2505.22333},
  year   = {2026}
}

Comments

10 pages, minor changes, same content as published version

R2 v1 2026-07-01T02:46:21.932Z