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On the -invariants of the generalised R. Thompson groups of type F

✍ Scribed by Dessislava H. Kochloukova


Book ID
118461216
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
373 KB
Volume
371
Category
Article
ISSN
0021-8693

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On the Ξ£-invariants of Artin groups
✍ John Meier; Holger Meinert; Leonard VanWyk πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 116 KB

We use the action of an Artin group on its associated Deligne complex (as defined by Charney and Davis) to give information about the Ξ£-invariants of Artin groups. This gives a nearly complete description of the finiteness properties of normal subgroups above the commutator subgroup of an Artin grou