Results 21 to 30 of about 1,291,595 (209)

A note on semiprime rings with derivation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
Let R be a 2-torsion free semiprime ring, I a nonzero ideal of R, Z the center of R and D:R→R a derivation. If d[x,y]+[x,y]∈Z or d[x,y]−[x,y]∈Z for all x, y∈I, then R is commutative.
Motoshi Hongan
doaj   +1 more source

Consideraciones sobre la preparación técnico-táctica en el deporte

open access: yesPodium, 2023
El tema de la táctica en el deporte resulta polémico desde los puntos de vista científico y pedagógico. En la investigación presentada, se realizó un análisis teórico de los principales estudios que abordaron el término acción táctica.
Anelin Dayris Rodríguez Olivera   +2 more
doaj  

Da ferrovia ao BRT: dinâmica urbana de ocupação da rodovia BR-316

open access: yesNovos Cadernos NAEA
O eixo da rodovia BR-316 sempre desempenhou um importante papel na dinâmica da ocupação territorial em direção a leste da cidade de Belém, desde a Estrada de Ferro de Bragança, passando pela consolidação da rodovia Belém–Brasília posteriormente ...
Paulo Ribeiro, Gilbero Rocha
doaj   +1 more source

Trinuclear metal complexes with hexadentate Schiff base ligand derived from diacetylbis p-phenylendiamine and salicylaldehyde [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2014
A number of trinuclear complexes with hexadentate Schiff base ligand H2L= (a condensation product of diacetylbis p-phenylendiamine and salicylaldehyde ) have been prepared .
Khansa S.AL - Numa
doaj   +1 more source

Un caso fortuito de restauración ecológica: el cerro de Macuiltépetl en Xalapa, Veracruz, México

open access: yesRevista Mexicana de Biodiversidad, 2019
Se presenta el desarrollo histórico de la restauración ecológica del cerro Macuiltépetl ubicado en el centro geográfico de Xalapa, Veracruz, México. A inicios del siglo pasado el cerro estaba completamente perturbado y deforestado.
Numa P. Pavón
doaj   +1 more source

« Marx en France »

open access: yesCahiers d’histoire, 2023
In this interview, Jean-Numa Ducange, curator of the “Marx in France” exhibition at the Musée de l’Histoire Vivante in Montreuil, discusses the significance of references to Karl Marx in France, where they never disappeared and are still very much ...
Jean-Numa Ducange
doaj   +1 more source

Performance analysis of a parallel, multi-node pipeline for DNA sequencing [PDF]

open access: yes, 2016
Post-sequencing DNA analysis typically consists of read mapping followed by variant calling and is very time-consuming, even on a multi-core machine.
A Hatem   +8 more
core   +1 more source

Hide text in audio channels within files [PDF]

open access: yesمجلة التربية والعلم, 2018
The aim of research and studies in the field of steganography to hide data inside other data are not aware, as the world witnessed during the recent period significant development in this area, and that the goal of this research is to hide the text data ...
Hassan AL-Numa
doaj   +1 more source

Scale-out NUMA [PDF]

open access: yesACM SIGARCH Computer Architecture News, 2014
Emerging datacenter applications operate on vast datasets that are kept in DRAM to minimize latency. The large number of servers needed to accommodate this massive memory footprint requires frequent server-to-server communication in applications such as key-value stores and graph-based applications that rely on large irregular data structures. The fine-
Novakovic Stanko   +4 more
openaire   +5 more sources

An Efficient OpenMP Runtime System for Hierarchical Arch [PDF]

open access: yes, 2007
Exploiting the full computational power of always deeper hierarchical multiprocessor machines requires a very careful distribution of threads and data among the underlying non-uniform architecture.
Broquedis, François   +4 more
core   +5 more sources

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