Some Special Elements and Pseudo Inverse Functions in Groupoids

In this paper, we consider a theory of elements <i>u</i> of a groupoid <inline-formula> <math display="inline"> <semantics> <mrow> <mo>(</mo> <mi>X</mi> <mo>,</mo> <mo>&#8727;</mo> <mo>)</mo>...

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Bibliographic Details
Main Authors: Yong Lin Liu, Hee Sik Kim, Joseph Neggers
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/7/2/173