نتایج جستجو برای: artial dual groups

تعداد نتایج: 876005  

Journal: :iranian journal of medical physics 0
mahboobeh alamolhoda msc student, medical physics dept., tarbiat modares university, tehran, iran manijhe mokhtari-dizaji professor, medical physics dept., tarbiat modares university, tehran, iran amir hoshang barati assistant professor, medical physics dept., kurdistan medical sciences university, kurdistan, iran

introduction: transient cavitations induced by low frequency irradiation of ultrasound can be used to treat tumors. previous studies in in-vitro experiments have shown that induced cavitation by dual or multiple frequencies of ultrasound is greater than induced cavitation by single frequency irradiation. in this study, we compared and evaluated the treatment effects of dual frequency irradiatio...

2006
Mircea V. DIUDEA

New strange fulleroids are built up by using the three classical composite map operations: tripling (leapfrog Le), quadrupling (chamfering Q) and septupling (capra Ca) on the starting structure dodecahedron. These transforms belong to the icosahedral symmetry group and show interesting mathematical and (possible) physico-chemical properties. Topological symmetry data of the presented cages are ...

2009
Annika Günther

Diese Dissertation ist auf den Internetseiten der Hochschulbibliothek online verfügbar.

2015
Junqing Gong Jie Chen Xiaolei Dong Zhenfu Cao Shaohua Tang

The notion of extended nested dual system groups (ENDSG) was recently proposed by Hofheinz et al. [PKC 2015] for constructing almost-tight identity based encryptions (IBE) in the multi-instance, multi-ciphertext (MIMC) setting. However only a composite-order instantiation was proposed and more efficient prime-order instantiations are absent. The paper fills the blank by presenting two construct...

2012
M. FERRER Dikran Dikranjan

The notion of locally quasi-convex abelian group, introduce by Vilenkin, is extended to maximally almost-periodic non-necessarily abelian groups. For that purpose, we look at certain bornologies that can be defined on the set rep(G) of all finite dimensional continuous representations on a topological group G in order to associate well behaved group topologies (dual topologies) to them. As a co...

بذرافکن, فاطمه, تقی زاده, قربان, حسنی مهربان, افسون, علیزاده, مهدی,

Objectives: The main goal of this study was to investigate the impact of difficulty level of postural task on dual task performance in young and older adults. Methods & Materials: 20 young (20-30 years) and 20 elderly (65-70 years) participants were selected by non-probable sampling method. Postural tasks (standing with parallel feet on the hard and foam surface) and cognitive task retrieved...

2015
David Heyd

Solidarity is analysed in contradistinction from two adjacent concepts – justice and sympathy. It is argued that unlike the other two, it is essentially local (rather than universal), partial (rather than impartial) and reflective (an emotion mediated by belief and ideology, interest and common cause). Although not to be confused with justice, solidarity is presented as underlying any contract-...

Journal: :Transactions of the American Mathematical Society 1973

Journal: :Ergodic Theory and Dynamical Systems 2002

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