Fuzzy sets 71 Set theory-- Fuzzy sets-- Transfinite numbers 49 Dissertations, Academic (Ph.D) 17 Thesis (Ph.D)-Mathematics 17 Fuzzy logic 14 Fuzzy systems 13 Fuzzy mathematics 6 Soft computing 6 Decision making 5 Game theory 3 Mathematics 3 Neural networks 3 Artificial intelligence 2 Cluster analysis 2 Computer science 2 Conflict management 2 Control theory 2 Fuzzy arithmetic 2 Fuzzy decision making 2 Fuzzy numbers 2 Intuitionistic mathematics 2 Mathematical optimization 2 Operations research 2 Pattern perception 2 System analysis 2 COMPUTERS / Operating Systems / General 1 Commutative algebra 1 Congresses 1 Covex sets 1 Covexity spaces 1