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FM
2001
Springer
142views Formal Methods» more  FM 2001»
15 years 10 months ago
Model-Checking over Multi-valued Logics
Classical logic cannot be used to effectively reason about systems with uncertainty (lack of essential information) or inconsistency (contradictory information often occurring when...
Marsha Chechik, Steve M. Easterbrook, Victor Petro...
PET
2010
Springer
15 years 9 months ago
Privacy-Preserving Queries over Relational Databases
We explore how Private Information Retrieval (PIR) can help users keep their sensitive information from being leaked in an SQL query. We show how to retrieve data from a relational...
Femi G. Olumofin, Ian Goldberg
DLOG
2008
15 years 7 months ago
Decidable Reasoning over Timestamped Conceptual Models
We show that reasoning in the temporal conceptual model ERV T , a fragment of ERV T that only allows timestamping is complete for 2-ExpTime. The membership result is based on an em...
Alessandro Artale, David Toman
CSL
2006
Springer
15 years 5 months ago
Automata and Logics for Words and Trees over an Infinite Alphabet
In a data word or a data tree each position carries a label from a finite alphabet and a data value from some infinite domain. These models have been considered in the realm of sem...
Luc Segoufin
ALGORITHMICA
1999
123views more  ALGORITHMICA 1999»
15 years 5 months ago
Distributed Matrix-Free Solution of Large Sparse Linear Systems over Finite Fields
We describe a coarse-grain parallel software system for the homogeneous solution of linear systems. Our solutions are symbolic, i.e., exact rather than numerical approximations. O...
Erich Kaltofen, A. Lobo