on properties of fuzzy r-hyperrings

in this noe the notion of v-fuzzy hyperideals of r-hyperrings are intro duced and then v-fuzzy hyperideals base on their level subsets are character ized and some related basic results are proved in particular it is shown that v-fuzzy hyperideals of r-hyperrings under certain conditions are two -valued.

کلیدواژه ها:

r-hyperring ، v-fuzzy hyperideal ، fuzzy polygroup ، canonical hypergroup