A New Method for Ranking Fuzzy Numbers By the Center Of Mass
Subject Areas : International Journal of Industrial Mathematics
H. Hadi Momenseraee
1
(Department of Mathematics, Tehran North Branch, Islamic Azad University, Tehran, Iran.)
M. Afshar Kermani
2
(Department of Mathematics, Tehran North Branch, Islamic Azad University, Tehran, Iran.)
Keywords: Normal fuzzy numbers, The first moment, Ranking fuzzy numbers, Distance index, The center of mass,
Abstract :
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.