Results 1 to 10 of about 1,934 (215)

Projections of Finite Commutative Rings with Identity

open access: yesAlgebra and Logic, 2018
Associative rings R and R′ are said to be lattice-isomorphic if their subring lattices L(R) and L(R′) are isomorphic. An isomorphism of the lattice L(R) onto the lattice L(R′) is called a projection (or a lattice isomorphism) of the ring R onto the ring R′. A ring R′ is called the projective image of a ring R.
S S Korobkov, Korobkov S S
exaly   +8 more sources

Determinants of some special matrices over commutative finite chain rings

open access: yesSpecial Matrices, 2020
Circulant matrices over finite fields and over commutative finite chain rings have been of interest due to their nice algebraic structures and wide applications. In many cases, such matrices over rings have a closed connection with diagonal matrices over
Jitman Somphong
doaj   +3 more sources

Random Motion on Finite Rings, I: Commutative Rings [PDF]

open access: yesAlgebras and Representation Theory, 2019
We consider irreversible Markov chains on finite commutative rings randomly generated using both addition and multiplication. We restrict ourselves to the case where the addition is uniformly random and multiplication is arbitrary. We first prove formulas for eigenvalues and multiplicities of the transition matrices of these chains using the character ...
Arvind Ayyer   +2 more
exaly   +5 more sources

On the Genus of the Idempotent Graph of a Finite Commutative Ring

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2021
Let R be a finite commutative ring with identity. The idempotent graph of R is the simple undirected graph I(R) with vertex set, the set of all nontrivial idempotents of R and two distinct vertices x and y are adjacent if and only if xy = 0.
Belsi G. Gold, Kavitha S., Selvakumar K.
doaj   +2 more sources

The matrix Jacobson graph of finite commutative rings

open access: yesElectronic Journal of Graph Theory and Applications, 2022
The notion of the matrix Jacobson graph was introduced in 2019. Let R be a commutative ring and J(R) be the Jacobson radical of ring R. The matrix Jacobson graph of ring R size m × n, denoted 𝔍(R)m × n, is defined as a graph where the vertex set is Rm ...
Siti Humaira   +3 more
doaj   +2 more sources

A graph-theoretic approach to ring analysis: Dominant metric dimensions in zero-divisor graphs [PDF]

open access: yesHeliyon
This article investigates the concept of dominant metric dimensions in zero divisor graphs (ZD-graphs) associated with rings. Consider a finite commutative ring with unity, denoted as R, where nonzero elements x and y are identified as zero divisors if ...
Nasir Ali   +4 more
doaj   +2 more sources

Determinants of tridiagonal matrices over some commutative finite chain rings

open access: yesSpecial Matrices
Diagonal matrices and their generalization in terms of tridiagonal matrices have been of interest due to their nice algebraic properties and wide applications.
Jitman Somphong, Sricharoen Yosita
doaj   +2 more sources

NeutroAlgebra of Idempotents in Group Rings [PDF]

open access: yesNeutrosophic Sets and Systems, 2022
In this paper, the authors study the new concept of NeutroAlgebra of idempotents in group rings. It is assumed that RG is the group ring of a group G over the ring R. R should be a commutative ring with unit 1.
Vasantha Kandasamy   +1 more
doaj   +1 more source

Enumeration of Involutions of Finite Rings

open access: yesJournal of New Theory, 2021
In this paper, we study a special class of elements in the finite commutative rings called involutions. An involution of a ring R is an element with the property that x^2-1=0 for some x in R.
Sajana Shaık, Chalapathi Tekurı
doaj   +1 more source

A commutativity‐or‐finiteness condition for rings [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We show that a ring with only finitely many noncentral subrings must be either commutative or finite.
Abraham A. Klein, Howard E. Bell
openaire   +2 more sources

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