Results 11 to 20 of about 246,914 (268)

A note on Jordan left *-centralizers on prime and semiprime rings with involution

open access: yesJournal of Taibah University for Science, 2017
The aim of this note is to give alternative and short proofs for some results to Ali et al. in [3] by using the relationship between the concepts of Jordan left *-centralizer and right centralizer on a 2-torsion free semiprime rings endowed with ...
M.S. Tammam El-Sayiad   +2 more
doaj   +1 more source

Refractive changes of a new asymmetric intracorneal ring segment with variable thickness and base width: A 2D finite-element model.

open access: yesPLoS ONE, 2021
PurposeTo evaluate the local geometric effects of a unilateral intrastromal ring segment with a combined variation of ring thickness and base width in a finite element simulation, and to compare it against the isolated effect of thickness or base width ...
Gonzalo García de Oteyza   +3 more
doaj   +1 more source

Unsuccessful Transfemoral Tricuspid Valve-in-Ring Implantation: Case Report and Literature ReviewNovel Teaching Points

open access: yesCJC Open, 2019
Transcatheter tricuspid valve-in-ring implantation has emerged as a potential alternative to surgery for high-risk patients with symptomatic severe tricuspid regurgitation that recurs after surgical ring repair.
Stéphane Noble, MD   +3 more
doaj   +1 more source

A nonidentity for right alternative rings [PDF]

open access: yesProceedings of the American Mathematical Society, 1969
A strictly right alternative ring is a right alternative ring where the further identity \((xy.z)y=x(yz.y)\) is satisfied. This paper gives a 9-dimensional strictly right alternative algebra where \(((a,b),a, b)=0\) is not an identity.
Kleinfeld, Erwin   +1 more
openaire   +1 more source

Alternative splicing: The lord of the rings

open access: yesNature Plants, 2017
Fil: Ariel, Federico Damian. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - Santa Fe. Instituto de Agrobiotecnologia del Litoral. Universidad Nacional del Litoral.
Ariel, Federico, Crespi, Martin
openaire   +5 more sources

The case for ring vaccinations with special consideration of oral cholera vaccines

open access: yesHuman Vaccines & Immunotherapeutics, 2018
Ring vaccinations create a zone of immune contacts around a case to prevent further disease transmission and have been successfully employed in the eradication of smallpox and the control of other infections.
Jacqueline Deen, Lorenz von Seidlein
doaj   +1 more source

Generalization of right alternative rings [PDF]

open access: yesTransactions of the American Mathematical Society, 1975
We study nonassociative rings R R satisfying the conditions (1)
Hentzel, Irvin Roy   +1 more
openaire   +2 more sources

Prioritas Arahan Pemanfaatan Ruang Kawasan Sekitar Jalan Lingkar Ambarawa berdasarkan Potensi dan Limitasi

open access: yesJurnal Wilayah dan Lingkungan, 2017
The development of Ambarawa Ring Road leads to the increase of land conversion from vacant to the built-up area around. The study aims to analyze the spatial use priorities in Ambarawa Ring Road area based on the potentials and limitations by considering
Pingkan Ellotama Tunjung Biru   +1 more
doaj   +1 more source

CERN Super Proton Synchrotron and an alternative design as prebooster ring for the future circular collider e^{+}e^{-} injector complex

open access: yesPhysical Review Accelerators and Beams, 2023
The Future Circular Collider (FCC) e^{+}e^{-} injector complex needs to produce and transport high-intensity e^{+} and e^{-} beams at a fast repetition rate for topping up at collision energy.
O. Etisken   +6 more
doaj   +1 more source

Derivation alternator rings with idempotent [PDF]

open access: yesTransactions of the American Mathematical Society, 1980
A nonassociative ring is called a derivation alternator ring if it satisfies the identities ( y z ,
Hentzel, Irvin R., Smith, Harry F.
openaire   +1 more source

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