Results 101 to 110 of about 9,504,920 (193)

The Automorphism Group of Non-Abelian Group of Order p^4

open access: yesپژوهش‌های ریاضی, 2019
Let G be a finite non-abelian group of order p^4 . In this paper we give a structure theorem for the Sylow p-subgroup, Aut_p(G)  , of the automorphism group of G../files/site1/files/52/8 ...
Reza Orfi
doaj  

The coprime graph of a group [PDF]

open access: yesInternational Journal of Group Theory, 2014
The coprime graph $gg$ with a finite group $G$ as follows: Take $G$ as the vertices of $gg$ and join two distinct vertices $u$ and $v$ if $(|u|,|v|)=1$.
Xuan Long Ma   +2 more
doaj  

On automorphism groups of Toeplitz subshifts

open access: yesDiscrete Analysis, 2017
On automorphism groups of Toeplitz subshifts, Discrete Analysis 2017:11, 19 pp. A discrete dynamical system is a space $X$ with some kind of structure, together with a map $\sigma\colon X\to X$ that preserves the structure.
Sebastian Donoso   +3 more
doaj   +1 more source

Mixed motives and linear forms in the Catalan constant

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 4, October 2026.
Abstract We first give a geometric construction of a two‐dimensional mixed motive over Q${\mathbb {Q}}$ with the Catalan constant G=1−1/32+1/52−1/72+⋯${\mathbf {G}}=1-1/3^2+1/5^2-1/7^2+\cdots$ as a period. We then use this motive to obtain a supply of linear forms in 1 and G${\mathbf {G}}$.
Payman Eskandari   +2 more
wiley   +1 more source

𝜔! can be a nontrivial automorphism group

open access: yes, 1991
Under the axiom "there are ω 1 {\omega _1} cofinal Cohen reals," the symmetric group on ω \omega is the nontrivial automorphism group of a thin-tall superatomic Boolean algebra ...
Judith Roitman
core   +1 more source

Parametrised functor calculus: Excision, spheres, and semiadditivity

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 4, October 2026.
Abstract We lay down the foundations of a theory of parametrised functor calculus, generalising parts of the functor calculus of Goodwillie. We introduce the notion of excisable posets and develop a theory of excisive approximations in this context. As an application, we introduce two different excisable posets when parametrising over an atomic orbital
Kaif Hilman, Sil Linskens
wiley   +1 more source

Noninner automorphisms of finite p-groups leaving the center elementwise fixed [PDF]

open access: yesInternational Journal of Group Theory, 2013
A longstanding conjecture asserts that every finite nonabelian p-group admits a noninner automorphism of order p. Let G be a finite nonabelian p-group.
Alireza Abdollahi, S. Mohsen Ghoraishi
doaj  

The Automorphism Group of the Hamming Code Vertex Operator Algebra

open access: yes, 2000
The automorphism group of the vertex operator algebra associated to the [8,4,4] extended binary Hamming code H8 is determined, and an isomorphism of the automorphism group onto the trio stabilizer of the largest Mathieu group M24 is ...
Matsuo, Atsushi, Matsuo, Mika
core   +1 more source

bk$b^k$‐Algebroids and the variety of foliation jets

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 4, October 2026.
Abstract We introduce and classify singular foliations of bk+1$b^{k+1}$‐type, which formalize the properties of vector fields that are tangent to a submanifold W⊂M$W \subset M$ to order k$k$. When W$W$ is a hypersurface, these structures are Lie algebroids generalizing the bk+1$b^{k+1}$‐tangent bundles introduced by Scott.
Francis Bischoff   +2 more
wiley   +1 more source

Domains with Prescribed Automorphism Group

open access: yes, 2009
Let G be the automorphism group of a bounded strictly pseudoconvex domain D subset of C(N) with a smooth (C(infinity)) boundary. Let H be a closed subgroup of G.
null, Min, BL, Byoung-Lae Min
core   +1 more source

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