On special weak free (semi)hypergroups

Publish Year: 1392
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:

JR_JHSMS-2-1_001

تاریخ نمایه سازی: 16 بهمن 1402

Abstract:

In this paper, we study some properties of special weak free (semi)hypergroups and we generalize the Nielsen-Schreier theorem for the class of special weak free hypergroups.

Keywords:

Semihypergroup , Special weak free semihypergroup , Join spaces

Authors

Morteza Jafarpour

Department of Mathematics, Vali-e-Asr University of Rafsanjan, P.O.Box ۷۷۱۸۶۸۵۷۵۳, Rafsanjan, Iran

Abdolah Chashiyani

Department of Mathematics, Vali-e-Asr University of Rafsanjan, P.O.Box ۷۷۱۸۶۸۵۷۵۳, Rafsanjan, Iran