Trees whose regular endomorphisms form a monoid

Trees whose regular endomorphisms form a monoid

In this paper, regular endomorphisms of a tree T are explored. We give conditions under which the regular endomorphisms of the tree form a monoid.

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Veröffentlicht in:Discrete mathematics 2020-02, Vol.343 (2), p.111655, Article 111655
Hauptverfasser: Gu, Rui, Hou, Hailong
Format: Artikel
Sprache:eng
Schlagworte:
Endomorphism
Monoid
Regular
Tree
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Zusammenfassung:In this paper, regular endomorphisms of a tree T are explored. We give conditions under which the regular endomorphisms of the tree form a monoid.
ISSN:0012-365X
1872-681X
DOI:10.1016/j.disc.2019.111655