UUnscharfe Mengen im Operations ResearchUnscharfe Mengen im Operations Researchde Andreas Geyer-SchulzMateriasOperations researchMathematical modelsFuzzy setsEdiciones (1)Unscharfe Mengen im Operations Research (1986)VMGÖ · alemánMás obras de Andreas Geyer-SchulzChallenges at the Interface of Data Analysis, Computer Science, and Optimization