Results 21 to 30 of about 7,066,247 (260)

On regular local rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1963
This paper generalizes slightly a result of Kunz [1 ] and Nakai [2]. If R> S are commutative rings with identity we introduce a module D*(R/S) defined as the quotient of the module D(R/S) of S differentials of R by the submodule consisting of elements which are mapped to zero by every homomorphism of D(R/S) having values in a finitely generated R ...
openaire   +2 more sources

Unramified representations of reductive groups over finite rings [PDF]

open access: yes, 2009
Lusztig has given a construction of certain representations of reductive groups over finite local principal ideal rings of characteristic p, extending the construction of Deligne and Lusztig of representations of reductive groups over finite fields.
Stasinski, Alexander
core   +1 more source

Fine structure of Drosophila larval salivary gland ducts as revealed by laser confocal microscopy and SEM

open access: yesEuropean Journal of Entomology, 2021
The functions of the larval salivary glands (SGs) of Drosophila are traditionally associated with the production of a massive secretion during puparium formation; it is exocytosed into a centrally located lumen and subsequently expectorated via ducts ...
Denisa BEŇOVÁ-LISZEKOVÁ   +2 more
doaj   +1 more source

Smarandache rings [PDF]

open access: yes, 2002
Over the past 25 years, I have been immersed in research in Algebra and more particularly in ring theory. I embarked on writing this book on Smarandache rings (Srings) specially to motivate both ring theorists and Smarandache algebraists to develop and ...
Vasantha, Kandasamy
core   +1 more source

A characterization of regular local rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1971
For a local ring, ( A , M )
openaire   +3 more sources

Regular sequences, projective dimension and criteria for regularity of local rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1994
Foxby proves the following proposition (Math. Z. 132 (1973)). Let ( R ,
Jothilingam, P., Mangayarcarassy, S.
openaire   +2 more sources

Morphic elements in regular near-rings

open access: yes, 2023
We define morphic near-ring elements and study their behavior in regular near-rings. We show that the class of left morphic regular near-rings is prop?erly contained between the classes of left strongly regular and unit-regular near-rings.
Philly Kimuli (14349951)
core   +1 more source

NEUTROSOPHIC RINGS [PDF]

open access: yes, 2006
In this book we define the new notion of neutrosophic rings. The motivation for this study is two-fold. Firstly, the classes of neutrosophic rings defined in this book are generalization of the two well-known classes of rings: group rings and semigroup ...
Vasantha, Kandasamy   +2 more
core   +1 more source

On n-flat modules and n-Von Neumann regular rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We show that each R-module is n-flat (resp., weakly n-flat) if and only if R is an (n,n−1)-ring (resp., a weakly (n,n−1)-ring). We also give a new characterization of n-Von Neumann regular rings and a characterization of weak n-Von Neumann regular rings ...
Najib Mahdou
doaj   +1 more source

Smarandache near-rings [PDF]

open access: yes, 2002
The main concern of this book is the study of Smarandache analogue properties of near-rings and Smarandache near-rings; so it does not promise to cover all concepts or the proofs of all ...
Vasantha, Kandasamy
core   +1 more source

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