English

Decomposition theorem and torus actions of complexity one

Algebraic Geometry 2020-05-19 v3

Abstract

We algorithmically compute the intersection cohomology Betti numbers of any complete normal algebraic variety with a torus action of complexity one.

Keywords

Cite

@article{arxiv.1808.03191,
  title  = {Decomposition theorem and torus actions of complexity one},
  author = {Marta Agustin Vicente and Kevin Langlois},
  journal= {arXiv preprint arXiv:1808.03191},
  year   = {2020}
}

Comments

34 pages. A mistake corrected in Lemma 3.1. The authors are grateful to the referees for mentioning this inaccuracy. To appear in European Journal of Mathematics

R2 v1 2026-06-23T03:28:59.261Z