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TPHOL
1992
IEEE
15 years 1 months ago
The HOL Logic Extended with Quantification over Type Variables
The HOL system is an LCF-style mechanized proof-assistant for conducting proofs in higher order logic. This paper discusses a proposal to extend the primitive basis of the logic un...
Thomas F. Melham
AAAI
2008
14 years 12 months ago
On the Progression of Situation Calculus Basic Action Theories: Resolving a 10-year-old Conjecture
In a seminal paper, Lin and Reiter introduced a modeltheoretic definition for the progression of the initial knowledge base of a basic action theory. This definition comes with a ...
Stavros Vassos, Hector J. Levesque
IJDAR
2006
103views more  IJDAR 2006»
14 years 9 months ago
Table-processing paradigms: a research survey
Tables are a ubiquitous form of communication. While everyone seems to know what a table is, a precise, analytical definition of "tabularity" remains elusive because some...
David W. Embley, Matthew Hurst, Daniel P. Lopresti...
ICDT
2012
ACM
247views Database» more  ICDT 2012»
13 years 1 days ago
A normal form for preventing redundant tuples in relational databases
We introduce a new normal form, called essential tuple normal form (ETNF), for relations in a relational database where the constraints are given by functional dependencies and jo...
Hugh Darwen, C. J. Date, Ronald Fagin
CADE
2006
Springer
15 years 10 months ago
Partial Recursive Functions in Higher-Order Logic
Abstract. Based on inductive definitions, we develop an automated tool for defining partial recursive functions in Higher-Order Logic and providing appropriate reasoning tools for ...
Alexander Krauss