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Abstract family of languages

Known as: AFL, Abstract Families of Languages, Afl operations 
In computer science, in particular in the field of formal language theory,the term abstract family of languages refers to an abstract mathematical… Expand
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2003
2003
We study operations on fuzzy languages such as union, concatenation, Kleene $\star$, intersection with regular fuzzy languages… Expand
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2002
2002
  • Tanguy Urvoy
  • Developments in Language Theory
  • 2002
  • Corpus ID: 40533812
A natural way to describe a family of languages is to use rational transformations from a generator. From these transformations… Expand
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2000
2000
We show that the iterated splicing operation determined by a regular H scheme (with some necessary restrictions) preserves… Expand
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1999
1999
We introduce full abstract families of tree series and show that their yields form full abstract families of power series that… Expand
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1992
1992
Growing context-sensitive grammars (GCSG) are investigated. The variable membership problem for GCSG is shown to be NP-complete… Expand
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1974
1974
Given an abstract family of languages (AFL) @? the question is considered if there exists an AFL incomparable with @?. In case… Expand
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Highly Cited
1972
Highly Cited
1972
A linguistic model to generate matrices (arrays of terminals) is presented. The sixclosure axioms which define abstract families… Expand
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1970
1970
Abstract : An AFL is defined to be bounded if it is generated by a set of bounded languages. It is shown that the smallest full… Expand
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1970
1970
The effect of substitution in families of languages, especially an AFL (i.e., abstract family of languages), is considered. Among… Expand
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Highly Cited
1967
Highly Cited
1967
The notion of an abstract family of languages (AFL) as a family of sets of words satisfying certain properties common to many… Expand
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