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CORR
2009
Springer
99views Education» more  CORR 2009»
15 years 3 months ago
Quotient Complexity of Regular Languages
The past research on the state complexity of operations on regular languages is examined, and a new approach based on an old method (derivatives of regular expressions) is presente...
Janusz A. Brzozowski
FSTTCS
2009
Springer
16 years 15 days ago
The Wadge Hierarchy of Max-Regular Languages
Recently, Mikołaj Boja´nczyk introduced a class of max-regular languages, an extension of regular languages of infinite words preserving many of its usual properties. This new c...
Jérémie Cabessa, Jacques Duparc, Ale...
ICALP
2007
Springer
16 years 3 days ago
Regular Languages of Nested Words: Fixed Points, Automata, and Synchronization
Abstract. Nested words are a restriction of the class of visibly pushdown languages that provide a natural model of runs of programs with recursive procedure calls. The usual conne...
Marcelo Arenas, Pablo Barceló, Leonid Libki...
LATA
2012
Springer
14 years 1 months ago
Conservative Groupoids Recognize Only Regular Languages
The notion of recognition of a language by a finite semigroup can be generalized to recognition by finite groupoids, i.e. sets equipped with a binary operation ‘·’ which is ...
Danny Dubé, Mario Latendresse, Pascal Tesso...
ADBIS
2000
Springer
106views Database» more  ADBIS 2000»
15 years 9 months ago
Using XML and Regular Expressions in the Syntactic Analysis of Inflectional Language
In this paper we describe an approach to representation of data and knowledge using two technologies: XML and regular expressions in a domain of natural language syntactic analysis...
Marek Trabalka, Mária Bieliková