Year: 2024
Type: article
Abstract: We show that the group of homeomorphisms of a compact contractible $d$-manifold that fix the boundary is contractible, as long as $d \geq 6$. We deduce this from a strong uniqueness statement for one-sided $h$-cobordisms.
DOI: 10.1093/imrn/rnae255
Authors: Søren Galatius, Oscar Randal-Williams
Institutions: University of Copenhagen, University of Cambridge
Language: English
Subfield: Geometry and Topology
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W4404842519