Syntactic Semigroups of Some Classes of Star-Free Languages.

Yechezkel Zalcstein

Published in: ICALP (1972)

Keyphrases

expressive power
language independent
syntactic and semantic dependencies
databases
natural language
context free grammars
semantic representation
context free languages
data sets
training set
database
machine learning
knowledge base
multi class
co occurrence
text summarization