نتایج جستجو برای: phan

تعداد نتایج: 451  

Journal: :Journal of Pain and Symptom Management 2014

Journal: :Journal of Algebra 2003

Journal: :Communications in Algebra 2013

2008
Rieuwert J. Blok Corneliu Hoffman

The Curtis-Tits-Phan theory as laid out originally by Bennett and Shpectorov describes a way to employ Tits’ lemma to obtain presentations of groups related to buildings as the universal completion of an amalgam of low-rank groups. It is formulated in terms of twin-buildings, but all concrete results so far were concerned with spherical buildings only. We describe an explicit flip-flop geometry...

Journal: :EAI Endorsed Trans. Context-aware Syst. & Appl. 2014
Phan Cong Vinh

Received on 12 December 2014, published on 16 December 2014 Copyright © 2014 Phan Cong Vinh, licensed to ICST. This is an open access article distributed under the terms of the Creative Commons Attribution licence (http://creativecommons.org/licenses/by/3.0/), which permits unlimited use, distribution and reproduction in any medium so long as the original work is properly cited. doi: 10.4108/ca...

2011
Xingwen Zhao Fangguo Zhang

Traitor tracing is needed because some users in broadcast encryption system may give out their decryption keys to construct pirate decoders. Many codes based traitor tracing scheme were proposed. However, as stated by Billet and Phan in ICITS 2008, they lack of revocation ability. We provide a generic scheme of codes based traitor tracing with revocation ability, based on ciphertextpolicy attri...

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