• Journal of applied mathematics & informatics
• /
• 제6권1호
• /
• pp.167-202
• /
• 1999

In this paper we introduce the concept of an interval-valued fuzzy subhypergroup of a hypergroup which is an extended notion of a fuzzy subhypergroup of a hypergroup and give some properties of such subhypergroups.

• Journal of applied mathematics & informatics
• /
• 제6권1호
• /
• pp.197-197
• /
• 1999