In this paper, a multi-item inventory model with storage space, number of orders and production cost as constraints are developed in both crisp and fuzzy enviro
In this paper, we utilize Data Envelopment Analysis (DEA), which is a linear programming-based technique, for evaluating the performance of the teams which oper
In a linear world, averages make perfect sense. Something too big is compensated by something too small. We show, however that the underlying differential equat