Proves geometric actions on weakly modular graphs for tilde A_n Coxeter groups via canonical embeddings into R^{n+1} and extends the result to tilde A_3 buildings.
The (2,4,5) triangle Coxeter group is not systolic
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abstract
We show that the (2,4,5) triangle Coxeter group is not systolic.
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math.GR 1years
2019 1verdicts
UNVERDICTED 1representative citing papers
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Weak Modularity and $\widetilde{A}_n$ Buildings
Proves geometric actions on weakly modular graphs for tilde A_n Coxeter groups via canonical embeddings into R^{n+1} and extends the result to tilde A_3 buildings.