$m$-submultisets and $m$-permutations of multisets elements

The article is devoted to two classical combinatorial problems on multisets, which in the existing literature are given unjustifiably little space. Namely, the calculation of the number of all submultisets of power $m$ for an arbitrary multiset and the number of $m$-permutations of such multisets. T...

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Bibliographic Details
Main Authors: O.V. Makhnei, V.M. Pylypiv, R.A. Zatorskii
Format: Article
Language:English
Published: Vasyl Stefanyk Precarpathian National University 2021-06-01
Series:Karpatsʹkì Matematičnì Publìkacìï
Subjects:
Online Access:https://journals.pnu.edu.ua/index.php/cmp/article/view/4693