Results 11 to 20 of about 301,482 (269)

Primitive near-rings [PDF]

open access: yes, 1970
The theory of near-rings has arisen in a variety of ways. There is a natural desire to generalise the theory of rings and skew fields by relaxing some of their defining axioms.
Holcombe, William Michael Lloyd
core   +7 more sources

Characterizations of rings and modules by means of lattices [PDF]

open access: yes, 1965
PhDIn this thesis we study the relationship between the lattice of submodules and the algebraic structure of a module. The key remark in our study will be the fact that the homomorphisms between two independent submadules of a module can be ...
Stephenson, W.
core   +4 more sources

Robot-Assisted Repair of Bladder Rupture following Penile Ring Entrapment

open access: yesCase Reports in Urology, 2023
Penile rings have been used to help sustain erection and enhance sexual pleasure for centuries. Constriction of the penis reduces the outflow of blood from the cavernosal tissue.
Matthew Skalak   +3 more
doaj   +1 more source

Morphological and Phylogenetic Characterization of Five Novel Nematode-Trapping Fungi (Orbiliomycetes) from Yunnan, China

open access: yesJournal of Fungi, 2023
Nematode-trapping fungi are widely studied due to their unique morphological structure, survival strategy, and potential value in the biological control of harmful nematodes.
Fa Zhang   +5 more
doaj   +1 more source

Research Development in Patients with Olmsted Syndrome

open access: yes罕见病研究, 2023
Olmsted syndrome (OS) is an extremely rare hereditary skin disease, that is usually characterized by mutilating palmoplantar keratoderma (PPK) and periorificial keratotic plaques.
WEI Haoran, TAO Juan
doaj   +1 more source

DdaCrz1, a C2H2-Type Transcription Factor, Regulates Growth, Conidiation, and Stress Resistance in the Nematode-Trapping Fungus Drechslerella dactyloides

open access: yesJournal of Fungi, 2022
The Ca2+/calmodulin-dependent signaling pathway regulates diverse cellular processes. Calcineurin is a calcium-dependent phosphatase acting in fungi mainly through Crz1, a zinc finger transcription factor.
Xiaozhou Zhao   +5 more
doaj   +1 more source

Constriction of Actin Rings by Passive Crosslinkers

open access: yesPhysical Review Letters, 2023
In many organisms, cell division is driven by the constriction of a cytokinetic ring, which consists of actin filaments and crosslinking proteins. While it has long been believed that the constriction is driven by motor proteins, it has recently been discovered that passive crosslinkers that do not turn over fuel are able to generate enough force to ...
Alexander Cumberworth   +1 more
openaire   +3 more sources

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

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

Neutrosophic Rings I [PDF]

open access: yes, 2011
In this paper, we present some elementary properties of neutrosophic rings. The structure of neutrosophic polynomial rings is also presented. We provide answers to the questions raised by Vasantha Kandasamy and Florentin Smarandache in [1] concerning ...
Oyebola O.Y.   +2 more
core   +1 more source

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