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Semigroup of weak endomorphisms of a partial equivalence relationship

UDC 512.53 We study the weak endomorphism semigroup of a  partial equivalence relation. We describe necessary and sufficient conditions for the existence  of these endomorphisms and, in general, endotopisms. We establish the conditions under which...

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Bibliographic Details
Date:2025
Main Authors: Zhuchok, Yu., Toichkina, О., Жучок, Юрій, Тоічкіна, Олена
Format: Article
Language:Ukrainian
Published: Institute of Mathematics, NAS of Ukraine 2025
Online Access:https://umj.imath.kiev.ua/index.php/umj/article/view/8412
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Journal Title:Ukrains’kyi Matematychnyi Zhurnal
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Ukrains’kyi Matematychnyi Zhurnal

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