## Algebraic & Geometric Topology

### Tits rigidity of $\mathrm{CAT}(0)$ group boundaries

#### Abstract

We define Tits rigidity for visual boundaries of $CAT(0)$ groups, and prove that the join of two Cantor sets and its suspension are Tits rigid.

#### Article information

Source
Algebr. Geom. Topol., Volume 15, Number 1 (2015), 429-444.

Dates
Revised: 17 July 2014
Accepted: 19 August 2014
First available in Project Euclid: 16 November 2017

https://projecteuclid.org/euclid.agt/1510840918

Digital Object Identifier
doi:10.2140/agt.2015.15.429

Mathematical Reviews number (MathSciNet)
MR3325743

Zentralblatt MATH identifier
06425409

Keywords
CAT(0)

#### Citation

Chao, Khek; Swenson, Eric. Tits rigidity of $\mathrm{CAT}(0)$ group boundaries. Algebr. Geom. Topol. 15 (2015), no. 1, 429--444. doi:10.2140/agt.2015.15.429. https://projecteuclid.org/euclid.agt/1510840918

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