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3 Subjects: “...combinatorics...”

4 Subjects: “...structural combinatorics...”

5 Subjects: “...enumerative combinatorics...”

6 Subjects: “...extremal combinatorics...”

7 “... as in psychology, its basis being combinatorics, coincidence, complementarity, and fractal emergence. The authors...”

8 “... to those working in abstract algebra, hypergroup theory, finite geometries or combinatorics, as well...”

9 “... combinatorics and Göbner bases. Simultaneously, monomial and binomial ideals have created new and exciting...”