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» On the complexity of stratified logics
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JOLLI
1998
103views more  JOLLI 1998»
15 years 5 months ago
An Interpretation of Default Logic in Minimal Temporal Epistemic Logic
When reasoning about complex domains, where information available is usually only partial, nonmonotonic reasoning can be an important tool. One of the formalisms introduced in thi...
Joeri Engelfriet, Jan Treur
IJCAI
2003
15 years 7 months ago
On the Undecidability of Description and Dynamic Logics with Recursion and Counting
The evolution of Description Logics (DLs) and Propositional Dynamic Logics produced a hierar­ chy of decidable logics with multiple maximal el­ ements. It would be desirable to ...
Piero A. Bonatti
PDPTA
2003
15 years 7 months ago
Quaternary Arithmetic Logic Unit on a Programmable Logic Device
Common binary arithmetic operations such as addition/subtraction and multiplication suffer from O(n) carry propagation delay where n is the number of digits. Carry lookahead helps...
Songpol Ongwattanakul, Phaisit Chewputtanagul, Dav...
AGP
2003
IEEE
15 years 11 months ago
Enhancing Disjunctive Logic Programming for Ontology Specification
This paper is a presentation of ONTO-DLP, an extension of Disjunctive Logic Programming (DLP) for complex knowledge modelling. ONTO-DLP enhances DLP by constructs coming from othe...
Francesco Calimeri, Stefania Galizia, Massimo Ruff...
ASP
2003
Springer
15 years 11 months ago
A Java Wrapper for DLV
Abstract. Disjunctive logic programs are a powerful tool in knowledge representation and commonsense reasoning. The recent development of an efficient disjunctive logic programmin...
Francesco Ricca