Abstract
We define Tits rigidity for visual boundaries of groups, and prove that the join of two Cantor sets and its suspension are Tits rigid.
Citation
Khek Chao. Eric Swenson. "Tits rigidity of $\mathrm{CAT}(0)$ group boundaries." Algebr. Geom. Topol. 15 (1) 429 - 444, 2015. https://doi.org/10.2140/agt.2015.15.429
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