Displaying similar documents to “Note on generalizing pregroups.”

Identity surfaces.

Tutschke, W. (2000)

Zeitschrift für Analysis und ihre Anwendungen

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Maximal circular codes versus maximal codes

Yannick Guesnet (2001)

RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications

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We answer to a question of De Luca and Restivo whether there exists a circular code which is maximal as circular code and not as code.