پديدآورندگان :
FATEMI SAMIRA Department of Mathematics, Sahand University of Technology, Tabriz, Iran , SADEQI ILDAR Department of Mathematics, Sahand University of Technology, Tabriz, Iran , MORADLOU FRIDOUN Department of Mathematics, Sahand University of Technology, Tabriz, Iran
كليدواژه :
fuzzy number , valued function , the value function , Monotonicity and convexity.