半群における外的可換性と可換性

島根大学理学部紀要 Volume 26 Page 39-42 published_at 1992-12-25
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Title
半群における外的可換性と可換性
Title
External Commutativity and Commutativity in Semigroups
Title Transcription
ハングン ニオケル ガイテキ カカンセイ ト カカンセイ
Creator
Yamada Miyuki
Source Title
島根大学理学部紀要
Memoirs of the Faculty of Science, Shimane University
Volume 26
Start Page 39
End Page 42
Journal Identifire
ISSN 03879925
Descriptions
A semigroup S is called externally commutative if S satisfies the permutation identity xyz zyx, In this paper the structure of externally commutative semigroups will be studied. It will be shown that an externally commutative semigroup IS a certain special ideal extension of a commutative semigroup by a null semigroup.
Language
eng
Resource Type departmental bulletin paper
Publisher
島根大学理学部
The Faculty of Science, Shimane University
Date of Issued 1992-12-25
Access Rights open access
Relation
[NCID] AN00108106