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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...
FOSSACS
2005
Springer
14 years 3 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
CSL
2001
Springer
14 years 2 months ago
Decidable Navigation Logics for Object Structures
In this paper, we introduce decidable multimodal logics to describe and reason about navigation across object structures. The starting point of these navigation logics is the model...
Frank S. de Boer, Rogier M. van Eijk
EATCS
2000
108views more  EATCS 2000»
13 years 10 months ago
The Underlying Logic of Hoare Logic
Formulas of Hoare logic are asserted programs where is a program and , are assertions. The language of programs varies; in the survey [Apt 1980], one finds the language of wh...
Andreas Blass, Yuri Gurevich