Results 1 to 10 of about 640 (68)

Mini-Workshop: Kronecker, Plethysm, and Sylow Branching Coefficients and their Applications to Complexity Theory

open access: yesOberwolfach Reports, 2021
The Kronecker, plethysm and Sylow branching coefficients describe the decomposition of representations of symmetric groups obtained by tensor products and induction.
C. Bessenrodt, C. Bowman, E. Giannelli
semanticscholar   +1 more source

A combinatorial model for the transition matrix between the Specht and $\operatorname {SL}_2$ -web bases

open access: yesForum of Mathematics, Sigma, 2023
We introduce a new class of permutations, called web permutations. Using these permutations, we provide a combinatorial interpretation for entries of the transition matrix between the Specht and $\operatorname {SL}_2$ -web bases of the irreducible
Byung-Hak Hwang   +2 more
doaj   +1 more source

Hodge-Deligne polynomials of character varieties of free abelian groups

open access: yesOpen Mathematics, 2021
Let FF be a finite group and XX be a complex quasi-projective FF-variety. For r∈Nr\in {\mathbb{N}}, we consider the mixed Hodge-Deligne polynomials of quotients Xr/F{X}^{r}\hspace{-0.15em}\text{/}\hspace{-0.08em}F, where FF acts diagonally, and compute ...
Florentino Carlos, Silva Jaime
doaj   +1 more source

Modified rush venom immunotherapy in dogs with Hymenoptera hypersensitivity

open access: yesVeterinary Dermatology, Volume 34, Issue 6, Page 532-542, December 2023., 2023
Background – Hymenoptera envenomation occurs frequently in people and dogs and can trigger anaphylaxis. Venom immunotherapy (VIT) is the only preventative treatment for Hymenoptera hypersensitivity and is indicated for people with severe adverse reactions to insect stings. Rush VIT is an accelerated VIT induction schedule performed in people.
Alexandra Moore   +4 more
wiley   +1 more source

Savoring interventions for mothers of young children: Mechanisms linking relational savoring and personal savoring to reflective functioning

open access: yesInfant Mental Health Journal: Infancy and Early Childhood, Volume 44, Issue 2, Page 200-217, March 2023., 2023
Abstract Parenting interventions can improve parenting outcomes, with widespread implications for children's developmental trajectories. Relational savoring (RS) is a brief attachment‐based intervention with high potential for dissemination. Here we examine data from a recent intervention trial in order to isolate the mechanisms by which savoring ...
Jessica L. Borelli   +5 more
wiley   +1 more source

Seminormal Representations of Weyl Groups and Iwahori‐Hecke Algebras [PDF]

open access: yes, 1995
The purpose of this paper is to describe a general procedure for computing analogues of Young's seminormal representations of the symmetric groups. The method is to generalize the Jucys‐Murphy elements in the group algebras of the symmetric groups to ...
Arun Ram
semanticscholar   +1 more source

A Combinatorial Approach to Specht Module Cohomology [PDF]

open access: yes, 2009
For a Specht module S ‚ for the symmetric group §d, the cohomology H i (§d;S ‚ ) is known only in degree i = 0. We give a combinatorial criterion equivalent to the non- vanishing of the degree i = 1 cohomology, valid in odd characteristic.
D. Hemmer
semanticscholar   +1 more source

Littlewood–Richardson coefficients via mirror symmetry for cluster varieties

open access: yesProceedings of the London Mathematical Society, Volume 121, Issue 3, Page 463-512, September 2020., 2020
Abstract I prove that the full Fock–Goncharov conjecture holds for Conf3×(Fℓ∼) — the configuration space of triples of decorated flags in generic position. As a key ingredient of this proof, I exhibit a maximal green sequence for the quiver of the initial seed.
Timothy Magee
wiley   +1 more source

A note on the signature representations of the symmetric groups

open access: yes, 2020
For a partition {\lambda} and a prime p, we prove a necessary and sufficient condition for there exists a composition {\delta} such that {\delta} can be obtained from {\lambda} after rearrangement and all the partial sums of {\delta} are not divisible by
Lim, Kay Jin, Wang, Jialin
core   +1 more source

A note on the Grothendieck ring of the symmetric group [PDF]

open access: yes, 2005
Let $p$ be a prime number and let $n$ be a non-zero natural number. We compute the descending Loewy series of the algebra $R\_n/pR\_n$, where $R\_n$ denotes the ring of virtual ordinary characters of the symmetric group $S\_n$.Comment: 5 ...
Bonnafé, Cédric
core   +5 more sources

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