Results 51 to 60 of about 350,450 (63)

Hopf structures on Coxeter species [PDF]

open access: yes, 2018
Many classical objects in combinatorics are closely related to the symmetric group, and can be generalized to the setting of Coxeter groups. In a different direction, many classical objects in combinatorics have the structure of a Hopf monoid, which ...
Andres Rodriguez Rey
core  

Decorous lower bounds for minimum linear arrangement [PDF]

open access: yes, 2011
Minimum Linear Arrangement is a classical basic combinatorial optimization problem from the 1960s, which turns out to be extremely challenging in practice.
Salazar, J J, Caprara, A, Letchford, A N
core   +2 more sources

Deformations of Coxeter hyperplane arrangements and their characteristic polynomials

open access: yes, 1998
Let A be a Coxeter hyperplane arrangement, that is the arrangement of reflecting hyperplanes of an irreducible finite Coxeter group. A deformation of A is an affine arrangement each of whose hyperplanes is parallel to some hyperplane of A. We survey some
Christos A. Athanasiadis
core  
Some of the next articles are maybe not open access.

A primitive derivation and logarithmic differential forms of Coxeter arrangements

Mathematische Zeitschrift, 2009
Takuro Abe, Hiroaki Terao
exaly  

Representations of Coxeter groups and Hecke algebras

Inventiones Mathematicae, 1979
George Lusztig, David Kazhdan
exaly  

Basic Derivations for Subarrangements of Coxeter Arrangements

Journal of Algebraic Combinatorics, 1993
Bruce Sagan
exaly  

On non-conjugate Coxeter elements in well-generated reflection groups

Mathematische Zeitschrift, 2016
Christian Stump   +2 more
exaly  

The Enumeration of Coxeter Elements

Journal of Algebraic Combinatorics, 1997
Jian-Yi Shi
exaly  

Rigidity of Coxeter Groups and Artin Groups

Geometriae Dedicata, 2002
Noel Brady, Bernhard Mühlherr
exaly  

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