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International Journal of Computer Mathematics Volume 80, 2003 - Issue 2
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Original Articles

On Some Classes Of Contextual Grammars

S. N. Krishna Department of Mathematics, Indian Institute of Technology, Madras, Chennai-36, Tamilnadu, India
,
K. Lakshmanan Department of Mathematics, Indian Institute of Technology, Madras, Chennai-36, Tamilnadu, India
&
R. Rama Department of Mathematics, Indian Institute of Technology, Madras, Chennai-36, Tamilnadu, India
Pages 151-164 | Published online: 15 Sep 2010

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  • Ehrenfeucht , A. , Mateescu , A. , Paun , Gh. , Rozenberg , G. and Salomaa , A. 1996 . On representing RE languages by one-sided internal contextual languages . Acta Cybernetica , 12 : 217 – 233 .
  • Ehrenfeucht , A. , Paun , Gh. and Rozenberg , G. 1994 . Normal forms for contextual grammars. Mathematical Aspects of Natural and Formal Languages , 79 – 96 . Singapore : World Sci. Publ. .
  • Martin-Vide , C. , Miquel-Verges , J. and Paun , Gh. 1995 . “ Contextual Grammars with depth-first derivation ” . In Tenth Twente Workshop on Language Technology; Algebraic Methods in Language Processing 225 – 233 . Twente
  • Paun , Gh. 1995 . Marcus contextual grammars: after 25 years . Bulletin of EATCS , 52 : 183 – 194 .
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  • Rozenberg , G. and Salomaa , A. , eds. 1997 . Handbook of Formal Languages , 3 volumes , Berlin : Springer-Verlag .

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