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» The Complexity of Symmetry-Breaking Formulas
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KGC
1993
Springer
14 years 2 months ago
Nonmonotonic Reasoning is Sometimes Simpler
We establish the complexity of decision problems associated with the nonmonotonic modal logic S4. We prove that the problem of existence of an S4-expansion for a given set A of pr...
Grigori Schwarz, Miroslaw Truszczynski
VLDB
1992
ACM
116views Database» more  VLDB 1992»
14 years 2 months ago
Supporting Lists in a Data Model (A Timely Approach)
This paper considers the problem of adding list as a type constructor to an object-oriented data model. In particular, we are concerned with how lists in a database can be constru...
Joel E. Richardson
CONCUR
2007
Springer
14 years 1 months ago
Temporal Antecedent Failure: Refining Vacuity
We re-examine vacuity in temporal logic model checking. We note two disturbing phenomena in recent results in this area. The first indicates that not all vacuities detected in prac...
Shoham Ben-David, Dana Fisman, Sitvanit Ruah
ATAL
2006
Springer
14 years 1 months ago
Temporal qualitative coalitional games
Qualitative Coalitional Games (QCGs) are a version of coalitional games in which an agent's desires are represented as goals which are either satisfied or unsatisfied, and ea...
Thomas Ågotnes, Wiebe van der Hoek, Michael ...
CIMCA
2006
IEEE
14 years 1 months ago
An Improvement in Sugeno-Yasukawa Modeler
Structure identification is one of the most significant steps in Fuzzy modeling of a complex system. Efficient structure identification requires good approximation of the effectiv...
Amir Hossein Hadad, Saeed Shiry Ghidary, Saeed Bag...