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Moufang loops are one of the best-known generalizations of groups. There is only one countable family of nonassociative finite simple Moufang loops, arising from the split octonion algebras. We prove that every member of this family is…

Group Theory · Mathematics 2007-05-23 Petr Vojtěchovský

We construct a Moufang loop $M$ of order $3^{19}$ and a pair $a,b$ of its elements such that the set of all elements of $M$ that associate with $a$ and $b$ does not form a subloop. This is also an example of a nonassociative Moufang loop…

Group Theory · Mathematics 2015-09-03 Ilya B. Gorshkov , Alexandre N. Grichkov , Andrei V. Zavarnitsine

We use groups with triality to construct a series of nonassociative Moufang loops. Certain members of this series contain an abelian normal subloop with the corresponding quotient being a cyclic group. In particular, we give a new series of…

Group Theory · Mathematics 2013-05-16 Alexander N. Grishkov , Andrei V. Zavarnitsine

Nonassociative finite simple Moufang loops are exactly the loops constructed by Paige from Zorn vector matrix algebras. We prove this result anew, using geometric loop theory. In order to make the paper accessible to a broader audience, we…

Group Theory · Mathematics 2007-05-23 Gábor P. Nagy , Petr Vojtěchovský

The paper establishes an one-to-one correspondence between simple Moufang loops and Paige loops constructed over Galois extension over prime field in its algebraic closure. Using this connection it describes fully the family of…

Rings and Algebras · Mathematics 2016-11-25 Nicolae Sandu

For most (and possibly all) non-associative finite simple Moufang loops, three generators of order 3 can be chosen so that each two of them generate a group isomorphic to $(3, 3 | 3, p)$. The subgroup structure of $(3, 3 | 3, p)$ depends on…

Group Theory · Mathematics 2007-05-23 Petr Vojtěchovský

The probability that $m$ randomly chosen elements of a finite power associative loop $C$ have prescribed orders and generate $C$ is calculated in terms of certain constants related to the action of $Aut(C)$ on the subloop lattice of $C$. As…

Group Theory · Mathematics 2007-05-23 Petr Vojtěchovský

Two constructions due to Dr\'apal produce a group by modifying exactly one quarter of the Cayley table of another group. We present these constructions in a compact way, and generalize them to Moufang loops, using loop extensions. Both…

Group Theory · Mathematics 2007-05-23 Aleš Drápal , Petr Vojtěchovský

We construct two infinite series of Moufang loops of exponent $3$ whose commutative center (i.e. the set of elements that commute with all elements of the loop) is not a normal subloop. In particular, we obtain examples of such loops of…

Group Theory · Mathematics 2021-04-20 Alexander N. Grishkov , Andrei V. Zavarnitsine

We prove that every finite simple group of Lie type $G$ can be generated by three regular unipotent elements. In certain cases we show that two regular unipotents are sufficient to generate $G$.

Group Theory · Mathematics 2025-11-18 M. A. Pellegrini , A. E. Zalesski

Using groups with triality we obtain some general multiplication formulas in Moufang loops, construct Moufang extensions of abelian groups, and describe the structure of minimal extensions for finite simple Moufang loops over abelian…

Group Theory · Mathematics 2016-06-22 Alexander N. Grishkov , Andrei V. Zavarnitsine

Code loops are Moufang loops constructed from doubly even binary codes. Then, given a code loop L, we ask which doubly even binary code V produces L. In this sense, V is called a representation of L. In this article we define and determine…

Representation Theory · Mathematics 2019-09-12 Rosemary Miguel Pires , Alexandre Grishkov , Marina Rasskazova

We prove that for positive integers $m \geq 1, n \geq 1$ and a prime number $p \neq 2,3$ there are finitely many finite $m$-generated Moufang loops of exponent $p^n$.

Rings and Algebras · Mathematics 2020-05-26 Alexander Grishkov , Liudmila Sabinina , Efim Zelmanov

We prove a non-associative analog to the well-known $\frac{5}{8}$ Theorem. Namely, for a finite Moufang loop with nuclear commutators, we show that if the probability that three randomly chosen elements associate is greater than…

Group Theory · Mathematics 2025-01-07 Ilan Levin

It is known that with precision till isomorphism that only and only loops $M(F) = M_0(F)/<-1>$, where $M_0(F)$ denotes the loop, consisting from elements of all matrix Cayley-Dickson algebra $C(F)$ with norm 1, and $F$ be a subfield of…

Rings and Algebras · Mathematics 2008-04-15 N. I. Sandu

Via (C,F)-construction we produce a 2-fold simple mixing transformation which has uncountably many non-trivial proper factors and all of them are prime.

Dynamical Systems · Mathematics 2014-06-19 Alexandre I. Danilenko , Anton V. Solomko

We study abelian-by-cyclic Moufang loops. We construct all split $3$-divisible abelian-by-cyclic Moufang loops from so-called Moufang permutations on abelian groups $(X,+)$, which are permutations that deviate from an automorphism of…

Group Theory · Mathematics 2023-01-11 Aleš Drápal , Petr Vojtěchovský

We generalize the global construction of code loops introduced by Nagy, which is based on the connection between Moufang loops and groups with triality. This follows from the construction of a nilpotent group $G_n$ of class 3 with triality…

A finite group $G$ is \emph{coprimely-invariably generated} if there exists a set of generators $\{g_1, ..., g_u\}$ of $G$ with the property that the orders $|g_1|, ..., |g_u|$ are pairwise coprime and that for all $x_1, ..., x_u \in G$ the…

Group Theory · Mathematics 2014-10-29 Eloisa Detomi , Andrea Lucchini , Colva M. Roney-Dougal

Code loops are Moufang loops constructed from doubly even binary codes. Then, given a code loop $L$, we ask which doubly even binary code $V$ produces $L$. In this sense, $V$ is called a representation of $L$. In this article we define and…

Group Theory · Mathematics 2026-01-06 Rosemary Miguel Pires , Alexandre Grishkov , Marina Rasskazova
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