1. Fuzzy Mathematical Programming: A Unified Approach Based On Fuzzy Relations

   • Jaroslav Ramik
   • Milan Vlach

   OriginalPaper Pages: 335 - 346

2. Minimizing a Linear Objective Function with Fuzzy Relation Equation Constraints

   • Sy-Ming Guu
   • Yan-Kuen Wu

   OriginalPaper Pages: 347 - 360

3. On Fuzzy Portfolio Selection Problems

   • Shouyang Wang
   • Shushang Zhu

   OriginalPaper Pages: 361 - 377

4. Heavy OWA Operators

   • Ronald R. Yager

   OriginalPaper Pages: 379 - 397