Results 21 to 30 of about 397,907 (160)

On the derivations of cyclic Leibniz algebras

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2022
Let $L$ be an algebra over a field $F$. Then $L$ is called a left Leibniz algebra, if its multiplication operation $[-,-]$ additionally satisfies the so-called left Leibniz identity: $[[a,b],c]=[a,[b,c]]-[b,[a,c]]$ for all elements $a,b,c\in L$. A linear
M.M. Semko, L.V. Skaskiv, O.A. Yarovaya
doaj   +1 more source

On the group of automorphisms of the algebra of plural numbers

open access: yesДифференциальная геометрия многообразий фигур, 2023
The algebra of dual numbers was first introduced by V. K. Clifford in 1873. The algebras of plural and dual numbers are analogous to the algebra of complex numbers. Dual numbers form an algebra, but not a field, because only dual numbers with a real part
A. Ya. Sultanov   +2 more
doaj   +1 more source

Deformations of the three-dimensional Lie algebra sl(2)

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2020
Deformation is one of key questions of the structural theory of algebras over a field. Especially, it plays a important role in the classification of such algebras.
A.A. Ibrayeva   +2 more
doaj   +1 more source

Hopf algebras of prime dimension in positive characteristic [PDF]

open access: yes, 2019
We prove that a Hopf algebra of prime dimension $p$ over an algebraically closed field, whose characteristic is equal to $p$, is either a group algebra or a restricted universal enveloping algebra.
Ng, Siu-Hung, Wang, Xingting
core   +3 more sources

ALGEBRAIC DIVISIBILITY SEQUENCES OVER FUNCTION FIELDS [PDF]

open access: yesJournal of the Australian Mathematical Society, 2012
AbstractIn this note we study the existence of primes and of primitive divisors in function field analogues of classical divisibility sequences. Under various hypotheses, we prove that Lucas sequences and elliptic divisibility sequences over function fields defined over number fields contain infinitely many irreducible elements.
Ingram, P.   +4 more
openaire   +6 more sources

Derivations with invertible values in flexible algebras

open access: yesBoletim da Sociedade Paranaense de Matemática, 2019
Derivations with invertible values of 0 – torsion flexible algebras satisfying x(yz) = (xz)y over an algebraically closed field are described. For this class of algebra with unit element 1 and derivation with invertible value d is either a Cayley ...
Gangireddy Lakshmi Devi, K. Jayalakshmi
doaj   +1 more source

On the constructions of Tits and Faulkner: an isomorphism theorem

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
Classification theory guarantees the existence of an isomorphism between any two E8's, at least over an algebraically closed field of characteristic 0.
Sudhir R. Nath
doaj   +1 more source

Blocks with quaternion defect group over a 2-adic ring: the case \tilde{A}_4 [PDF]

open access: yes, 2007
Except for blocks with a cyclic or Klein four defect group, it is not known in general whether the Morita equivalence class of a block algebra over a field of prime characteristic determines that of the corresponding block algebra over a p-adic ring.
Broué   +6 more
core   +1 more source

A Combinatorial Discussion on Finite Dimensional Leavitt Path Algebras [PDF]

open access: yes, 2012
Any finite dimensional semisimple algebra A over a field K is isomorphic to a direct sum of finite dimensional full matrix rings over suitable division rings.
Esin, Songul   +7 more
core   +2 more sources

基本弱Hopf代数和弱覆盖箭图(Basic weak Hopf algebra and weak covering quiver)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2016
We introduce a finite-dimensional basic and split weak Hopf algebra H over an algebraically closed field k with strongly graded Jacobson radical r. We obtain some structures of a finite-dimensional basic and split semilattice graded weak Hopf algebra,and
AHMEDMunir(穆尼尔•艾哈迈德)   +1 more
doaj   +1 more source

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