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» Constraint Answer Set Programming Systems
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ECAI
2000
Springer
14 years 1 months ago
Logic Programs with Compiled Preferences
Abstract. We describe an approach for compiling dynamic preferences into logic programs under the answer set semantics. An ordered logic program is an extended logic program in whi...
James P. Delgrande, Torsten Schaub, Hans Tompits
ICLP
2009
Springer
14 years 9 months ago
On the Implementation of Weight Constraint Rules in Conflict-Driven ASP Solvers
Abstract. We present the first comprehensive approach to integrating cardinality and weight rules into conflict-driven ASP solving. We begin with a uniform, constraint-based charac...
Martin Gebser, Roland Kaminski, Benjamin Kaufmann,...
CAV
2005
Springer
110views Hardware» more  CAV 2005»
14 years 2 months ago
Extended Weighted Pushdown Systems
Recent work on weighted-pushdown systems shows how to generalize interprocedural-dataflow analysis to answer “stack-qualified queries”, which answer the question “what data...
Akash Lal, Thomas W. Reps, Gogul Balakrishnan
POPL
2006
ACM
14 years 9 months ago
Frame rules from answer types for code pointers
We define a type system, which may also be considered as a simple Hoare logic, for a fragment of an assembly language that deals with code pointers and jumps. The typing is aimed ...
Hayo Thielecke
EDBTW
2006
Springer
14 years 15 days ago
Semantically Correct Query Answers in the Presence of Null Values
For several reasons a database may not satisfy a given set of integrity constraints (ICs), but most likely most of the information in it is still consistent with those ICs; and cou...
Loreto Bravo, Leopoldo E. Bertossi