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LPNMR
2009
Springer
14 years 3 months ago
A Default Approach to Semantics of Logic Programs with Constraint Atoms
We define the semantics of logic programs with (abstract) constraint atoms in a way closely tied to default logic. Like default logic, formulas in rules are evaluated using the cl...
Yi-Dong Shen, Jia-Huai You
LPNMR
2007
Springer
14 years 3 months ago
CPP: A Constraint Logic Programming Based Planner with Preferences
Abstract. We describe the development of a constraint logic programming based system, called CPP, which is capable of generating most preferred plans with respect to a user’s pre...
Phan Huy Tu, Tran Cao Son, Enrico Pontelli
NMR
2004
Springer
14 years 2 months ago
Answer set programming with default logic
We develop an Answer Set Programming formalism based on Default Logic. We show that computing generating sets of extensions in this formalism captures all ΣP 2 search problems.
Victor W. Marek, Jeffrey B. Remmel
FUIN
2006
145views more  FUIN 2006»
13 years 9 months ago
Negative Ordered Hyper-Resolution as a Proof Procedure for Disjunctive Logic Programming
We prove that negative hyper-resolution using any liftable and well-founded ordering refinement is a sound and complete procedure for answering queries in disjunctive logic program...
Linh Anh Nguyen
CADE
2003
Springer
14 years 9 months ago
Proving Pointer Programs in Higher-Order Logic
This paper develops sound modelling and reasoning methods for imperative programs with pointers: heaps are modelled as mappings from addresses to values, and pointer structures are...
Farhad Mehta, Tobias Nipkow