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ICDT
2009
ACM
127views Database» more  ICDT 2009»
14 years 4 months ago
A logical account of uncertain databases based on linear logic
A formal semantics of uncertain databases typically takes an algebraic approach by mapping an uncertain database to a set of relational databases, or possible worlds. We present a...
Sungwoo Park, Seung-won Hwang
ER
2007
Springer
167views Database» more  ER 2007»
14 years 1 months ago
An Unified Dynamic Description Logic Model for Databases: Relational Data, Relational Operations and Queries
The paper presents an unified Description Logic (DL) model for databases. Describing database models using DLs is a fundamental problem in many areas because it turns databases to...
Guoshun Hao, Shilong Ma, Yuefei Sui, Jianghua Lv
AML
2010
96views more  AML 2010»
13 years 9 months ago
Implicational (semilinear) logics I: a new hierarchy
In Abstract Algebraic Logic, the general study of propositional non-classical logics has been traditionally based on the abstraction of the Lindenbaum-Tarski process. In this proce...
Petr Cintula, Carles Noguera
IFIPTCS
2010
13 years 7 months ago
A Logic on Subobjects and Recognizability
We introduce a simple logic that allows to quantify over the subobjects of a categorical object. We subsequently show that, for the category of graphs, this logic is equally expres...
Harrie Jan Sander Bruggink, Barbara König
APAL
2004
78views more  APAL 2004»
13 years 9 months ago
Ternary relations and relevant semantics
Modus ponens provides the central theme. There are laws, of the form A C. A logic (or other theory) L collects such laws. Any datum A (or theory T incorporating such data) provid...
Robert K. Meyer