Publisher
Springer Science and Business Media LLC
Subject
General Physics and Astronomy
Reference30 articles.
1. Zadeh LA (1965) Fuzzy sets. Inf Control 8(3):338–353
2. Knuth D (1981) The art of computer programming, Vol. 2: seminumerical algorithms. Addison- Wesley, Reading, MA
3. De Bruijn NG (1983) Denumerations of rooted trees and multisets. Discret Appl Math 6(1):25–33
4. Blizard WD (1989) Multiset theory. Notre Dame J Form Log 30(1):36–66
5. Blizard WD (1991) The development of multiset theory. Mod Log 1(4):319–352