On isometries of twin buildings
Group Theory
2023-04-04 v1
Abstract
A twin building consists of two buildings that are twinned by a codistance function. We prove that the local structure of a twin building uniquely determines the two buildings up to isomorphism. This has been known for twin buildings satisfying a technical condition (co).
Cite
@article{arxiv.2303.18035,
title = {On isometries of twin buildings},
author = {Sebastian Bischof and Anton Chosson and Bernhard Mühlherr},
journal= {arXiv preprint arXiv:2303.18035},
year = {2023}
}
Comments
14 pages