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» On the Notion of Pseudo-Free Groups
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FC
2009
Springer
100views Cryptology» more  FC 2009»
14 years 1 months ago
Relations Among Privacy Notions
This paper presents a hierarchy of privacy notions that covers multiple anonymity and unlinkability variants. The underlying definitions, which are based on the idea of indistingu...
Jens-Matthias Bohli, Andreas Pashalidis
JCT
2008
132views more  JCT 2008»
13 years 7 months ago
The absolute order on the symmetric group, constructible partially ordered sets and Cohen-Macaulay complexes
The absolute order is a natural partial order on a Coxeter group W. It can be viewed as an analogue of the weak order on W in which the role of the generating set of simple reflec...
Christos A. Athanasiadis, Myrto Kallipoliti
JSYML
2010
62views more  JSYML 2010»
13 years 5 months ago
A monotonicity theorem for dp-minimal densely ordered groups
Dp-minimality is a common generalization of weak minimality and weak o-minimality. If T is a weakly o-minimal theory then it is dp-minimal (Fact 2.2), but there are dp-minimal den...
John Goodrick
IGPL
2011
13 years 1 months ago
Existentially equivalent cyclic ultrametric spaces and cyclically valued groups
The notions of ultrametric distances and cyclic valuations appear when the set of values of the distance map is a cyclically ordered set. These structures can be described as subsp...
Gérard Leloup
CISC
2008
Springer
148views Cryptology» more  CISC 2008»
13 years 9 months ago
Publicly Verifiable Privacy-Preserving Group Decryption
Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...
Bo Qin, Qianhong Wu, Willy Susilo, Yi Mu