Deciding almost freeness of an action is NP-hard
Algebraic Topology
2015-08-19 v1
Abstract
We encode a compact Lie group action on a compact manifold by the Sullivan model of its Borel construction. We then prove that deciding whether this action is almost free is NP-hard.
Keywords
Cite
@article{arxiv.1508.04385,
title = {Deciding almost freeness of an action is NP-hard},
author = {Manuel Amann},
journal= {arXiv preprint arXiv:1508.04385},
year = {2015}
}