English

Finite subset spaces of spheres

Algebraic Topology 2026-03-03 v1

Abstract

We find the complete rational homology for the finite subset spaces of a dd-dimensional sphere. We also determine the integral homology in top dd degrees and obtain a partial description of it in codimension dd.

Keywords

Cite

@article{arxiv.2603.01439,
  title  = {Finite subset spaces of spheres},
  author = {Jacob Mostovoy},
  journal= {arXiv preprint arXiv:2603.01439},
  year   = {2026}
}

Comments

10 pages, 1 figure

R2 v1 2026-07-01T10:58:30.289Z