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» Predicative semantics of loops
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BIRTHDAY
2005
Springer
14 years 1 months ago
Expander2
Expander2 is a flexible multi-purpose workbench for interactive rewriting, verification, constraint solving, flow graph analysis and other procedures that build up proofs or co...
Peter Padawitz
EKAW
2004
Springer
14 years 1 months ago
Graph-Based Acquisition of Expressive Knowledge
Capturing and exploiting knowledge is at the heart of several important problems such as decision making, the semantic web, and intelligent agents. The captured knowledge must be a...
Vinay K. Chaudhri, Kenneth S. Murray, John Pacheco...
POLICY
2004
Springer
14 years 1 months ago
Cassandra: Distributed Access Control Policies with Tunable Expressiveness
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
Moritz Y. Becker, Peter Sewell
IFM
1999
Springer
13 years 12 months ago
Retrenchment and Punctured Simulation
: Some of the shortcomings of using refinement alone as the means of passing from high level simple models to actual detailed implementations are reviewed. Retrenchment is presente...
Richard Banach, Michael Poppleton
ICSE
1993
IEEE-ACM
13 years 11 months ago
"...And Nothing Else Changes": The Frame Problem in Procedure Specifications
We give examples of situations where formal specifications of procedures in the standard pre/postcondition style become lengthy, cumbersome and difficult to change, a problem whic...
Alexander Borgida, John Mylopoulos, Raymond Reiter