Topological multidimensional van der Waerden theorem
Two analogues of a classical sequence.
Two statistics linking Dyck paths and non-crossing partitions.
Uniongraph der Familie von Zerlegungen in einer Menge
Universal sets and the vector game.
Varieties of operator semigroups representing partitions.
Vertauschbarkeit von Partitionen.
Where the typical set partitions meet and join.
Wilf-equivalence on -ary words, compositions, and parking functions.
Zu einer Aufgabe der Kombinatorik.
Инварианты разбиения однотипными кубами