The pure cactus group is residually nilpotent
Autor: | Jacob Mostovoy |
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Rok vydání: | 2019 |
Předmět: |
Group (mathematics)
General Mathematics 010102 general mathematics Coxeter group Group Theory (math.GR) 01 natural sciences Combinatorics Mathematics::Group Theory Nilpotent 0103 physical sciences FOS: Mathematics 010307 mathematical physics 0101 mathematics Mathematics::Representation Theory Mathematics - Group Theory Mathematics |
Zdroj: | Archiv der Mathematik. 113:229-235 |
ISSN: | 1420-8938 0003-889X |
Popis: | We show that for each $$n\in {\mathbb {N}}$$ the pure cactus group $$\Gamma _{n+1}$$ embeds into a right-angled Coxeter group and, therefore, is residually nilpotent. In addition, we construct an explicit residually torsion-free nilpotent subgroup of finite index in $$\Gamma _{n+1}$$ . |
Databáze: | OpenAIRE |
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