Results 11 to 20 of about 1,197 (263)

On graphs associated to ring of Guassian integers and ring of integers modulo n

open access: yesActa Universitatis Sapientiae, Informatica, 2022
Abstract For a commutative ring R with identity 1, the zero-divisor graph of R, denoted by Γ(R), is a simple graph whose vertex set is the set of non-zero zero divisors Z*(R) and the two vertices x and y ∈ Z*(R) are adjacent if and only if xy = 0.
Pirzada S., Bhat M. Imran
openaire   +3 more sources

Computing in quotients of rings of integers [PDF]

open access: yesLMS Journal of Computation and Mathematics, 2014
AbstractWe develop algorithms to turn quotients of rings of integers into effective Euclidean rings by giving polynomial algorithms for all fundamental ring operations. In addition, we study normal forms for modules over such rings and their behavior under certain quotients.
Claus Fieker, Tommy Hofmann
openaire   +3 more sources

Euclidean Rings of Algebraic Integers [PDF]

open access: yesCanadian Journal of Mathematics, 2004
AbstractLet K be a finite Galois extension of the field of rational numbers with unit rank greater than 3. We prove that the ring of integers of K is a Euclidean domain if and only if it is a principal ideal domain. This was previously known under the assumption of the generalized Riemann hypothesis for Dedekind zeta functions.
Harper, Malcolm, Murty, M. Ram
openaire   +2 more sources

"Exotic" binary number systems for rings of Gauss and Eisenstein integers [PDF]

open access: yesКомпьютерная оптика, 2018
The paper considers nonstandard binary number systems for rings of Gauss and Eisenstein integers. The principal difference ("exoticism") of such number systems from the canonical number systems introduced by I.
Vladimir Chernov
doaj   +1 more source

Implicit linear difference equations over a non-Archi-medean ring

open access: yesVisnik Harkivsʹkogo Nacionalʹnogo Universitetu im. V.N. Karazina. Cepiâ Matematika, Prikladna Matematika i Mehanika, 2021
Over any field an implicit linear difference equation one can reduce to the usual explicit one, which has infinitely many solutions ~ one for each initial value.
Anna Goncharuk
doaj   +1 more source

The étale cohomology ring of the ring of integers of a number field

open access: yesResearch in Number Theory, 2023
AbstractWe compute the cohomology ring $$H^*(X,{{\mathbb {Z}}}/n{{\mathbb {Z}}})$$ H ∗ ( X , Z /
Eric Ahlqvist, Magnus Carlson
openaire   +2 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   +1 more source

Polyadic rings of p-adic integers

open access: yesSymmetry, 2022
In this note we, first, recall that the sets of all representatives of some special ordinary residue classes become $\left( m,n\right) $-rings. Second, we introduce a possible $p$-adic analog of the residue class modulo a $p$-adic integer. Then, we find the relations which determine, when the representatives form a $\left( m,n\right) $-ring.
openaire   +2 more sources

Algebraic Structure of Neutrosophic Duplets in Neutrosophic Rings , Q∪I, and [PDF]

open access: yesNeutrosophic Sets and Systems, 2018
The concept of neutrosophy and indeterminacy I was introduced by Smarandache, to deal with neutralies. Since then the notions of neutrosophic rings, neutrosophic semigroups and other algebraic structures have been developed.
Vasantha W.B   +2 more
doaj   +1 more source

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