Some Closure Properties of Finite Definitions.

Maricarmen Martínez

Published in: Stud Logica (2001)

Keyphrases

closure properties
expressive power
tree automata
context free grammars
conjunctive queries
query language
context free
structural properties
databases
query processing
query evaluation
finite automata
artificial intelligence
special case
regular expressions
context dependent
database systems
information retrieval