Results 51 to 60 of about 713 (119)

Some homological properties of skew PBW extensions arising in non-commutative algebraic geometry

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2017
In this short paper we study for the skew PBW (Poincar-Birkhoff-Witt) extensions some homological properties arising in non-commutative algebraic geometry, namely, Auslander-Gorenstein regularity, Cohen-Macaulayness and strongly noetherianity.
Lezama Oswaldo
doaj   +1 more source

On Non-Commutative Multi-Rings with Involution

open access: yesMathematics
The primary motivation for this work is to develop the concept of Marshall’s quotient applicable to non-commutative multi-rings endowed with involution, expanding upon the main ideas of the classical case—commutative and without involution—presented in ...
Kaique M. A. Roberto   +2 more
doaj   +1 more source

A note on co-maximal graphs of commutative rings

open access: yesAKCE International Journal of Graphs and Combinatorics, 2018
Let R be a commutative ring with unity. The co-maximal graph Γ ( R ) is the graph with vertex set R and two vertices a and b are adjacent if R a + R b = R .
Deepa Sinha, Anita Kumari Rao
doaj   +1 more source

COMMUTATIVE WEAKLY INVO–CLEAN GROUP RINGS

open access: yesUral Mathematical Journal, 2019
A ring \(R\) is called weakly invo-clean if any its element is the sum or the difference of an involution and an idempotent. For each commutative unital ring \(R\) and each abelian group \(G\), we find only in terms of \(R\), \(G\) and their sections a ...
Peter V. Danchev
doaj   +1 more source

On Commutative Reduced Baer Rings [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2004
It is shown that a commutative reduced ring R is a Baer ring if and only if it is a CS-ring; if and only if every dense subset of Spec (R) containing Max (R) is an extremally disconnected space; if and only if every non-zero ideal of R is essential in a ...
doaj  

A signature-based algorithm for computing Gröbner-Shirshov bases in skew solvable polynomial rings

open access: yesOpen Mathematics, 2015
Signature-based algorithms are efficient algorithms for computing Gröbner-Shirshov bases in commutative polynomial rings, and some noncommutative rings. In this paper, we first define skew solvable polynomial rings, which are generalizations of solvable ...
Zhao Xiangui, Zhang Yang
doaj   +1 more source

Commutative Rings Behind Divisible Residuated Lattices

open access: yesMathematics
Divisible residuated lattices are algebraic structures corresponding to a more comprehensive logic than Hajek’s basic logic with an important significance in the study of fuzzy logic.
Cristina Flaut, Dana Piciu
doaj   +1 more source

Commutative rings with homomorphic power functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
A (commutative) ring R (with identity) is called m-linear (for an integer m≥2) if (a+b)m=am+bm for all a and b in R. The m-linear reduced rings are characterized, with special attention to the finite case.
David E. Dobbs   +2 more
doaj   +1 more source

On S-2-Prime Ideals of Commutative Rings

open access: yesMathematics
Prime ideals and their generalizations are crucial in numerous research areas, particularly in commutative algebra. The concept of generalization of prime ideals begins with the study of weakly prime ideals.
Sanem Yavuz   +3 more
doaj   +1 more source

On Optimal and Quantum Code Construction from Cyclic Codes over FqPQ with Applications. [PDF]

open access: yesEntropy (Basel), 2023
Ali S   +5 more
europepmc   +1 more source

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