Sciweavers

2173 search results - page 267 / 435
» An operational semantics for skeletons
Sort
View
ICDE
1994
IEEE
103views Database» more  ICDE 1994»
15 years 4 months ago
A Multi-Set Extended Relational Algebra - A Formal Approach to a Practical Issue
The relational data model is based on sets of tuples, i.e. it does not allow duplicate tuples in a relation. Many database languages and systems do require multi-set place, the hi...
Paul W. P. J. Grefen, Rolf A. de By
IICAI
2007
15 years 2 months ago
Logics for Action
Logics of action, for reasoning about the effects of state change, and logics of belief, accounting for belief revision and update, have much in common. Furthermore, we may underta...
Michael P. Fourman
120
Voted
AIL
2007
126views more  AIL 2007»
15 years 27 days ago
A web ontologies framework for digital rights management
In order to improve the management of copyright in the Internet, known as Digital Rights Management, there is the need for a shared language for copyright representation. Current a...
Roberto García, Rosa Gil, Jaime Delgado
JOT
2008
142views more  JOT 2008»
15 years 22 days ago
cmUML - A UML based Framework for Formal Specification of Concurrent, Reactive Systems
Complex software systems possess concurrent and reactive behaviors requiring precise specifications prior to development. Lamport's transition axiom method is a formal specif...
Jagadish Suryadevara, Lawrence Chung, R. K. Shyama...
104
Voted
JACM
2000
81views more  JACM 2000»
15 years 17 days ago
Relational queries over interpreted structures
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
Michael Benedikt, Leonid Libkin