Results 31 to 40 of about 833 (53)

On Lusztig's map for spherical unipotent conjugacy classes

open access: yes, 2013
We provide an alternative description of the restriction to spherical unipotent conjugacy classes, of Lusztig's map Psi from the set of unipotent conjugacy classes in a connected reductive algebraic group to the set of conjugacy classes of its Weyl group.
Carnovale, Giovanna, Costantini, Mauro
core   +1 more source

Irreducible p-constant characters of finite reflection groups

open access: yes, 2017
A complex irreducible character of a finite group G is said to be p-constant, for some prime p dividing the order of G, if it takes constant value at the set of p-singular elements of G.
Pellegrini, Marco Antonio
core   +1 more source

Crystallographic arrangements: Weyl groupoids and simplicial arrangements

open access: yes, 2010
We introduce the simple notion of a "crystallographic arrangement" and prove a one-to-one correspondence between these arrangements and the connected simply connected Cartan schemes for which the real roots are a finite root system (up to equivalence on ...
Cuntz, Michael
core   +1 more source

A generalized Macdonald operator

open access: yes, 2010
We present an explicit difference operator diagonalized by the Macdonald polynomials associated with an (arbitrary) admissible pair of irreducible reduced crystallographic root systems.
Baratta   +14 more
core   +1 more source

Cusp Density and Commensurability of Non-arithmetic Hyperbolic Coxeter Orbifolds. [PDF]

open access: yesDiscrete Comput Geom, 2023
Dotti E, Drewitz ST, Kellerhals R.
europepmc   +1 more source

Symmetric Jacobians

open access: yesOpen Mathematics, 2014
Bondt Michiel
doaj   +1 more source

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