A New Method for Ranking Fuzzy Numbers By the Center Of ‎Mass‎

In this paper , we present the first moment has been defined based on the center of mass from the fuzzy number, then with calculating area between the center of mass, a new ranking method has been proposed. At last we present some numerical examples to illustrate our proposed method, then comparing with distance index ranking method.

کلیدواژه ها:

Ranking fuzzy numbers ، Distance index ، The first moment ، The center of mass ، Normal fuzzy numbers