Results 21 to 30 of about 180,428 (314)

A new approach to character-free proof for Frobenius theorem [PDF]

open access: yesAUT Journal of Mathematics and Computing, 2023
Let G be a Frobenius group. Using character theory, it is proved that the Frobenius kernel of G is a normal subgroup of G, which is well-known as a Frobenius theorem. There is no known character-free proof for Frobenius theorem. In this note, we prove it,
Seyedeh Fatemeh Arfaeezarandi   +1 more
doaj   +1 more source

FINITELY ANNIHILATED GROUPS [PDF]

open access: yesBulletin of the Australian Mathematical Society, 2014
AbstractIn 1976, Wiegold asked if every finitely generated perfect group has weight 1. We introduce a new property of groups,finitely annihilated, and show that this might be a possible approach to resolving Wiegold’s problem. For finitely generated groups, we show that in several classes (finite, solvable, free), being finitely annihilated is ...
openaire   +3 more sources

Finite groups whose intersection power graphs are toroidal and projective-planar

open access: yesOpen Mathematics, 2021
The intersection power graph of a finite group GG is the graph whose vertex set is GG, and two distinct vertices xx and yy are adjacent if either one of xx and yy is the identity element of GG, or ⟨x⟩∩⟨y⟩\langle x\rangle \cap \langle y\rangle is non ...
Li Huani, Ma Xuanlong, Fu Ruiqin
doaj   +1 more source

Finite Groups as Isometry Groups [PDF]

open access: yesTransactions of the American Mathematical Society, 1976
We show that given any finite group G of cardinality k + 1 k + 1 , there is a Riemannian sphere S k − 1 {S^{k - 1}} (imbeddable isometrically as a hypersurface in R
openaire   +2 more sources

Quotient Groups of Finite Groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1984
Assume H H and H 0 {H_0} are subgroups of the finite group G G with H 0 ⧋ H H_0 \triangleubar H .
openaire   +1 more source

On connected components and perfect codes of proper order graphs of finite groups [PDF]

open access: yesProceedings of the Estonian Academy of Sciences
Let G be a finite group with the identity element e. The proper order graph of G, denoted by ℒ* (G), is an undirected graph with a vertex set G \ {e}, where two distinct vertices x and y are adjacent whenever o(x) | o(y) or o(y) | o(x), where o(x) and ...
Huani Li, Shixun Lin, Xuanlong Ma
doaj   +1 more source

Convergence of random walks on double transitive group generated by its permutational character

open access: yesVisnik Harkivsʹkogo Nacionalʹnogo Universitetu im. V.N. Karazina. Cepiâ Matematika, Prikladna Matematika i Mehanika, 2019
Let $P$ be a probability on a finite group $G$, $U(g)=\frac{1}{|G|}$ the uniform (trivial) probability on the group $G$, $P^{(n)}=P *\ldots*P$ an $n$-fold convolution of $P$.
Aleksandr L. Vyshnevetskiy
doaj   +1 more source

Complete Groups of Order $3p^6$ [PDF]

open access: yesAdvances in Group Theory and Applications, 2016
For each prime number $p$ with $3 | p − 1$, we construct a group of order $3p^5$, whose automorphism group is a complete group of order $3p^6$.
M. John Curran, Rex S. Dark
doaj   +1 more source

A survey on projectively equivalent representations of finite groups [PDF]

open access: yesSurveys in Mathematics and its Applications, 2020
The paper is a survey type article in which we present some results on projectively equivalent representations of finite groups.
Tania Luminiţa Costache
doaj  

On σ-Residuals of Subgroups of Finite Soluble Groups

open access: yesMathematics, 2023
Let σ={σi:i∈I} be a partition of the set of all prime numbers. A subgroup H of a finite group G is said to be σ-subnormal in G if H can be joined to G by a chain of subgroups H=H0⊆H1⊆⋯⊆Hn=G where, for every j=1,⋯,n, Hj−1 is normal in Hj or Hj/CoreHj(Hj−1)
A. A. Heliel   +3 more
doaj   +1 more source

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