Results 121 to 130 of about 167,102,035 (280)

Finite abelian group actions on weakly Lefschetz cohomologically symplectic manifolds

open access: yesJournal of Topology, Volume 19, Issue 3, September 2026.
Abstract We study continuous finite abelian group actions on weakly Lefschetz cohomologically symplectic (WLS) manifolds, a collection of topological manifolds that includes all compact connected Kaehler manifolds. We prove that for any WLS manifold X$X$, there exists a number C$C$ such that, for any integer m⩾C$m\geqslant C$, if (Z/m)k$({\mathbb {Z ...
Ignasi Mundet i Riera
wiley   +1 more source

Finite p-groups with a Frobenius group of automorphisms whose kernel is a cyclic p-group

open access: yes, 2015
Suppose that a finite p-group G admits a Frobenius group of automorphismsFH with kernel F that is a cyclic p-group and with complement H. It is provedthat if the fixed-point subgroup CG(H) of the complement is nilpotent of class c,then G has a ...
Evgeny Khukhro (17161393)   +1 more
core   +4 more sources

Invariant splitting principles for the Lipshitz–Ozsváth–Thurston correspondence

open access: yesJournal of Topology, Volume 19, Issue 3, September 2026.
Abstract We prove that the Lipshitz–Ozsváth–Thurston correspondence between extended type D structures of knot complements and F[U,V]/(UV)$\mathbb{F}[U,V]/(\textit{UV})$ knot Floer complexes can be arranged so that ιK${\iota}_{K}$‐invariant splittings of knot Floer chain complexes correspond to ιS3∖K${\iota}_{{S}^{3}\setminus K}$‐invariant splittings ...
Gary Guth, Sungkyung Kang
wiley   +1 more source

The embedding of a cyclic permutable subgroup in a finite group. II [PDF]

open access: yes, 2004
In two previous papers we established the structure of the normal closure of a cyclic permutable subgroup $A$ of a finite group, first when $A$ has odd order and second when $A$ has even order, but with an extra hypothesis that was unnecessary in the odd
Cossey, Peter (John)   +3 more
core   +1 more source

Fixed points of finite groups acting on generalised Thompson groups

open access: yes, 2010
We study centralisers of finite order automorphisms of the generalised Thompson groups Fn, ? and conjugacy classes of finite sub- groups in finite extensions of Fn, ?. In particular we show that centralisers of finite automorphisms in Fn, ? are either of
Nucinkis, B.E.A.   +2 more
core   +1 more source

Representations of the space of n-theta functions [PDF]

open access: yes, 2003
Let X be a smooth complex projective curve with group of automorphisms G. In this thesis we apply the Holomorphic Lefschetz Theorem in certain cases to compute the decomposition of the space H (J(_x),O(_n)O)) into a sum of irreducible representations of ...
MejiÌa, Israel Moreno   +1 more
core  

ON THE GROUPS OF THE INFINITELY GENERATED FREE ABELIAN GROUPS AUTOMORPHISMS

open access: yesВестник Кемеровского государственного университета, 2015
Let A be an infinitely generated free abelian group. The paper shows that all automorphisms of the group Aut(A) are inner.
V. A. Tolstykh
doaj  

Various Bounds of Group of Autocentral Automorphisms [PDF]

open access: yes, 2019
In this paper, we find various bounds for the group of all autocentral automorphisms of a finite group $G$. We consider the cases, where the group of all autocentral automorphisms coincides with its upper bound, that is, the group of all central ...
Arora, Harsha
core  

Groups Of Automorphisms Of Hyperelliptic Klein Surfaces Of Genus 3

open access: yes, 1986
The order of a group of automorphisms of a compact Klein surface of genus 3 with boundary does not exceed 24 [see C. L. May, Pac. J. Math. 59, 199-210 (1975; Zbl 0422.30037)]. These groups of automorphisms are quotients of NEC groups of isometries of the
Bujalance García, Emilio   +2 more
core   +1 more source

Properties of triple error orbits G and their invariants in Bose – Chaudhuri – Hocquenghem codes C7

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2019
This work is the further development of the theory of norms of syndromes: the theory of polynomial invariants of G-orbits of errors expands with the group G of automorphisms of binary cyclic BCH codes obtained by joining the degrees of cyclotomic ...
V. A. Lipnitski, A. U. Serada
doaj   +1 more source

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