1. Multilevel fuzzy relational systems: structure and identification

   • J.-C. Duan
   • F.-L. Chung

   Original paper Pages: 71 - 86

2. Properties of the solution set of a fuzzy relation equation from the viewpoint of attainability

   • H. Imai
   • M. Miyakoshi
   • Y. Sato

   Original paper Pages: 87 - 91

3. The role of BK-products of relations in soft computing

   • L. J. Kohout
   • E. Kim

   Original paper Pages: 92 - 115

4. Solving fuzzy equations using evolutionary algorithms and neural nets

   • J. J. Buckley
   • T. Feuring
   • Y. Hayashi

   Original paper Pages: 116 - 123

5. A granular counterpart to the gradient operator

   • S. Dick
   • W. Rodriguez
   • A. Kandel

   Original paper Pages: 124 - 140

6. Call for papers

   • Professor Witold Pedrycz
   • Professor Thanos Vasilakos
   • Dr. Massimo Feroldi

   Announcement Pages: 141 - 141