29
Views
3
CrossRef citations to date
0
Altmetric
Original Articles

The problem of freedom on certain subsemigroups of the submonoid of left singular languages

Pages 121-132 | Received 24 Jan 2003, Published online: 12 May 2010

References

  • Shyr , H. J. and Yu , S. S. (1998) . A note on the free submonoids of the monoid of prefix codes . Intern. J. Comput. Math. , 68 : 243 – 249 .
  • Shyr H. J. Free Monoids and Languages Lecture Notes Hon Min Book Company (1973)
  • Shyr , H. J. (1973) . Codes and factor theorems for subsets of a free monoid . Utilitas Mathematica , 1 ( 3 ) : 153 – 159 .
  • Lyndon , R. C. and Schutzenberger , M. P. (1962) . The equation a M  = b N c P in a free group . Michgan Math. J. , 9 : 289 – 298 .
  • Shyr , H. J. (1977) . Strong codes . Soochow J. Math. & Nat. Sciences , 3 : 9 – l6 .
  • Lassez , J. L. and Shyr , H. J. (1978) . Prefix properties and equations in the monoid of language . Tamkang J. Mathematics , 9 ( 1 ) : 5 – 14 .
  • Shyr , H. J. (1976) . Left cancellative subsemigoup of a semigroup . Soochow J. Math. & Nat. Science , 2 : 25 – 33 .
  • Shyr H. J. Yu S. S. Some properties of left cancellative languages Proc. 10th Symposium on Semigroups Josei University Japan 1986 pp. 15–26
  • Shyr H. J. Free Monoids and Languages 3rd ed. Hon Min Book Company Taichung Taiwan (2001)

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.