عنوان مقاله [English]
نویسندگان [English]چکیده [English]
One of the most important issues in inventory control is determination of the recorder point. Are usually in forms of crisp or probability. In this article the parameters are considered as fuzzy numbers because of ambiguities in the real world. Then reorder point value is calculated using α-cut concept extension principle. Fuzzy arithmetic and fuzzy trapezoidal numbers. Finally concluding remarks are given.