Results 111 to 120 of about 335,227 (157)

The separable Galois theory of commutative rings

open access: yes, 2014
The Separable Galois Theory of Commutative Rings, Second Edition provides a complete and self-contained account of the Galois theory of commutative rings from the viewpoint of categorical classification theorems and using solely the techniques of ...
Magid, Andy R
core  

Commutative QF-1 rings [PDF]

open access: yes, 1974
Ringel CM. Commutative QF-1 rings. Proceedings of the American Mathematical Society. 1974;42(2):365-368.If R is a commutative artinian ring, then it is known that every faithful R-module is balanced (i.e.
Ringel, Claus Michael
core  

ON SOME PROPERTIES OF PURE MORPHISMS OF COMMUTATIVE RINGS

open access: yes, 2008
. We prove that pure morphisms of commutative rings are effective Adescent morphisms where A is a (COMMUTATIVE RINGS) op-indexed category given by (i) finitely generated modules, or (ii) flat modules, or (iii) finitely generated flat modules, or (iv ...
Bachuki Mesablishvili
core  

Zero-divisor graphs of direct products of commutative rings

open access: yes, 2006
We recall several results of zero divisor graphs of commutative rings. We then examine the preservation of diameter and girth of the zero divisor graph of direct products of commutative ...
Warfel, Joseph   +2 more
core  

Gamma (co)homology of commutative algebras and some related representations of the symmetric group [PDF]

open access: yes
This thesis covers two related subjects: homology of commutative algebras and certain representations of the symmetric group. There are several different formulations of commutative algebra homology, all of which are known to agree when one works over
Whitehouse, Sarah Ann
core  

Division closed lattice-ordered rings and commutative L*-rings

open access: yes, 2019
The paper continues the study of division closed lattice-ordered rings and commutative L*-rings. More interesting properties of division closed lattice- ordered rings are presented and it is shown that under certain conditions such rings are f-rings. The
Ma, Jingjing, Smith, Jessica
core  

Hidden constructions in abstract algebra: Krull dimension of distributive lattices and commutative rings

open access: yes, 2003
We present constructive versions of Krull's dimension theory for commutative rings and distributive lattices. The foundations of these constructive versions are due to Joyal, Espanol and the authors.
Lombardi, Henri,, Coquand, Thierry,
core  

Characterising properties of commutative rings using Witt vectors

open access: yes
11 pagesWe give equivalences between given properties of a commutative ring, and other properties on its ring of Witt vectors. Amongst them, we characterise all commutative rings whose rings of Witt vectors are Noetherian.
Muñoz--Bertrand, Rubén
core  

Finite Commutative Rings and Their Applications

open access: yes, 2002
Finite Commutative Rings and their Applications is the first to address both theoretical and practical aspects of finite ring theory. The authors provide a practical approach to finite rings through explanatory examples, thereby avoiding an abstract presentation of the subject.
Bini, G, FLAMINI, FLAMINIO
openaire   +5 more sources

Commutative Coherent Rings

open access: yesCanadian Journal of Mathematics, 1982
Throughout this paper R will be a commutative ring with 1. The purpose of this paper is to provide two new characterizations of coherent rings. The first of these characterizations shows that the class of coherent rings is precisely the class of rings for which certain duality homomorphisms are isomorphisms.
Eben Matlis
openaire   +3 more sources

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