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This paper introduces two new Burnside rings for a finite group $G$, called the slice Burnside ring and the section Burnside ring. They are built as Grothendieck rings of the category of morphisms of $G$-sets, and of Galois morphisms of…

Group Theory · Mathematics 2019-02-20 Serge Bouc

The definition and basic properties of the Burnside ring of compact Lie groups are presented, with emphasis on the analogy with the construction of the Burnside ring of finite groups.

Group Theory · Mathematics 2008-06-17 Halvard Fausk

Let G be a finite group and let S be a G-set. The Burnside ring of G has a natural structure of a lambda-ring. However, a priori the images of S under the lambda-operations can only be computed implicitly. In this paper we establish an…

Group Theory · Mathematics 2007-08-13 Karl Rökaeus

We introduce the concept of lattice Burnside ring for a finite group G associated to a family of nonempty sublattices of a finite G-lattice assigned to subgroups of G. The slice Burnside ring introduced by S. Bouc is isomorphic to a lattice…

Group Theory · Mathematics 2019-04-11 Fumihito Oda , Yugen Takegahara , Tomoyuki Yoshida

In this paper we investigate some properties of the Burnside ring of a profinite group as defined in \cite{ds}. We introduce the notion of the crossed Burnside ring of a profinite FC-group, and generalise some results from finite to…

Group Theory · Mathematics 2022-12-23 Nadia Mazza

We describe the generalized Matsuda's theorem, and some results of a Burnside ring extend a partial Burnside ring. In particular, we give isomorphism between partial Burnside rings of different groups. Moreover, we consider the relationship…

Group Theory · Mathematics 2018-06-19 M. Wakatake

In this paper, we extend the classical theory of crossed $G$-sets and the crossed Burnside ring from a finite group $G$ to a finite groupoid $\mathcal{G}$. We introduce a natural monoidal structure on the category of crossed…

Category Theory · Mathematics 2026-05-06 Keitaro Shiizuka

We explore the concept of conjugation between subgroupoids, providing several characterizations of the conjugacy relation (Theorem A in {\S}1.2). We show that two finite groupoid-sets, over a locally strongly finite groupoid, are…

Group Theory · Mathematics 2021-06-29 Laiachi El Kaoutit , Leonardo Spinosa

We provide a complete characterization of the equivariant commutative ring structures of all the factors in the idempotent splitting of the G-equivariant sphere spectrum, including their Hill-Hopkins-Ravenel norms, where G is any finite…

Algebraic Topology · Mathematics 2019-05-01 Benjamin Böhme

The spectrum of a finite group is the set of element orders of this group. The main goal of this paper is to survey results concerning recognition of finite simple groups by spectrum, in particular, to list all finite simple groups for…

Group Theory · Mathematics 2024-06-06 Maria A. Grechkoseeva , Victor D. Mazurov , Wujie Shi , Andrey V. Vasil'ev , Nanying Yang

In this paper, we combine the concepts of the fibered Burnside ring and the character ring, viewing them as fibered biset functors, into what we call the global representation fibered ring of a finite group. We compute all ring…

Representation Theory · Mathematics 2025-12-04 J. Miguel Calderón , Alberto G. Raggi-Cárdenas

Let $G$ be a finite group and $p$ be a prime. We study the kernel of the map, between the Burnside ring of $G$ and the Grothendieck ring of $\mathbb{F}_p[G]$-modules, taking a $G$-set to its associated permutation module. We are able, for…

Representation Theory · Mathematics 2018-04-24 Matthew Spencer

For a finite group $G$, we define a ghost ring and a mark homomorphism for the double Burnside ring of left-free $(G,G)$-bisets. In analogy to the case of the Burnside ring $B(G)$, the ghost ring has a much simpler ring structure, and after…

Group Theory · Mathematics 2012-03-27 Robert Boltje , Susanne Danz

In this note we present an algorithm for the construction of the unit group of the Burnside ring $\Omega(G)$ of a finite group $G$ from a list of representatives of the conjugacy classes of subgroups of G.

Group Theory · Mathematics 2008-08-11 Robert Boltje , Goetz Pfeiffer

This note describes an application of the theory of generalised Burnside rings to algebraic representation theory. Tables of marks are given explicitly for the groups $S_4$ and $S_5$ which are of particular interest in the context of…

Representation Theory · Mathematics 2011-12-02 Paul Gunnells , Andrew Rose , Dmitriy Rumynin

To the best of our knowledge, there is no explicit, constructive description of the generating set for the unit group $A(G)^\times$ of the Burnside ring associated with a finite group $G$. We resolve this long-standing open question,…

Rings and Algebras · Mathematics 2025-09-09 Ziad Ghanem

In this note, we define the Burnside ring of a monoid, generalizing the construction for groups. After giving foundational definitions, we characterize transitive M-sets and their automorphisms, then prove a structure theorem for a broad…

Representation Theory · Mathematics 2025-10-21 Jeremy Weissmann

Using the Burnside ring theoretic methods a new setting and a complete description of the Artin exponent $A(G)$ of finite $p$-groups was obtained in a previous article of the first-named author. In this paper, we compute $A(G)$ for any…

Representation Theory · Mathematics 2016-09-06 K. K. Nwabueze , F. Van Oystaeyen

We classify the primitive idempotents of the $p$-local complex representation ring of a finite group $G$ in terms of the cyclic subgroups of order prime to $p$ and show that they all come from idempotents of the Burnside ring. Our results…

Algebraic Topology · Mathematics 2020-10-12 Benjamin Böhme

The object of this paper is to examine finite solvable groups whose integral group rings have only trivial central units.

Rings and Algebras · Mathematics 2018-06-21 Sugandha Maheshwary
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