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KR
2004
Springer
14 years 3 months ago
Intransitivity and Vagueness
There are many examples in the literature that suggest that indistinguishability is intransitive, despite the fact that the indistinguishability relation is typically taken to be ...
Joseph Y. Halpern
EJC
2003
13 years 11 months ago
A Dialogue Manager for Accessing Databases
We present a logic programming based dialogue system that enables the access in natural language to the heterogeneous external relational databases of the Évora University. The p...
Salvador Abreu, Paulo Quaresma, Luis Quintano, Ire...
APAL
2004
87views more  APAL 2004»
13 years 10 months ago
Expressive equivalence of least and inflationary fixed-point logic
We study the relationship between least and inflationary fixed-point logic. In 1986, Gurevich and Shelah proved that in the restriction to finite structures, the two logics have t...
Stephan Kreutzer
FOSSACS
2005
Springer
14 years 4 months ago
A Simpler Proof Theory for Nominal Logic
Abstract. Nominal logic is a variant of first-order logic equipped with a “freshname quantifier” N and other features useful for reasoning about languages with bound names. I...
James Cheney
APAL
2004
111views more  APAL 2004»
13 years 10 months ago
Concept lattices and order in fuzzy logic
The theory of concept lattices (i.e. hierarchical structures of concepts in the sense of Port-Royal school) is approached from the point of view of fuzzy logic. The notions of par...
Radim Belohlávek