Coxeter embeddings are injective

B Elias, E Heng - arXiv preprint arXiv:2402.00974, 2024 - arxiv.org
embeddings of Coxeter groups within other Coxeter groups are injective using the notion of
Coxeter … the simplest type of Coxeter partitions, whose embeddings of Coxeter groups send …

Coxeter transformations and the representation theory of algebras

JA de la Peña - Finite Dimensional Algebras and Related Topics, 1994 - Springer
This work presents a survey (with some proofs) of the recent developments in the study of
Coxeter transformations and their applications to representation theory of associative algebras…

Morphisms between right-angled Coxeter groups and the embedding problem in dimension two

A Genevois - Mathematische Zeitschrift, 2022 - Springer
… In order to show that this morphism is also injective, we want to prove the following claim:
for any non-empty reduced word w of \(C(\Gamma )\), thought of as an element of G, \(w \cdot …

The combinatorics of Coxeter categories

P Fiebig - Transactions of the American Mathematical Society, 2008 - ams.org
… associated to a reflection faithful representation of a Coxeter system. We show that its objects
… a version of the Kazhdan-Lusztig conjecture and prove it for universal Coxeter systems. …

Topological boundaries of connected graphs and Coxeter groups

M Klisse - arXiv preprint arXiv:2010.03414, 2020 - arxiv.org
… deformations of group algebras of Coxeter groups. We first study embeddings of Hecke C∗-…
the simplicity and injective envelopes of operator algebras associated with Hecke algebras. …

Embeddings of root systems I: Root systems over commutative rings

MJ Dyer - Journal of Algebra, 2009 - Elsevier
… of embeddings of Coxeter groups in completions of Coxeter … abstract embeddings” of
permutation root systems of Coxeter … a Coxeter group W and its subgroup WG (also a Coxeter

[PDF][PDF] Embedding of right-angled Artin and Coxeter groups into products of trees

A Rull - 2008 - zora.uzh.ch
… A finitely generated group Γ is a right-angled Coxeter group if … admit a quasi-isometric
embedding into products of binary trees. … The basic idea of the embedding is a vector valued diary …

Integral bilinear forms, Coxeter transformations and Coxeter polynomials of finite posets

D Simson - Linear algebra and its applications, 2010 - Elsevier
… the reduced Coxeter polynomial of the poset I. (b) The order cI := ord(ΦI) of the Coxeter
transformation ΦI : ZI → ZI is called the Coxeter number of the poset I. By the reduced Coxeter

Irreducible Coxeter groups

L Paris - International Journal of Algebra and Computation, 2007 - World Scientific
… Let Γ be a Coxeter graph with a set of vertices S. Then there exist a Coxeter graph Γ with a
set of vertices S and an embedding S ↩→ S such that Γ=ΓS and the canonical form 〈·, ·〉Γ of …

The Coxeter transformation on cominuscule posets

E Yildirim - Algebras and Representation Theory, 2019 - Springer
… Iα be an indecomposable injective module and Sα be a simple module corresponding to the
vertex α. For a more detailed description of indecomposable projective, injective and simple …