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pro vyhledávání: '"L.Volkmann"'
Autor:
L.Volkmann
Publikováno v:
Communications in Combinatorics and Optimization, Vol 4, Iss 1, Pp 61-70 (2019)
An {\em Italian dominating function} on a digraph $D$ with vertex set $V(D)$ is defined as a function $f\colon V(D)\to \{0, 1, 2\}$ such that every vertex $v\in V(D)$ with $f(v)=0$ has at least two in-neighbors assigned 1 under $f$ or one in-neighb
Externí odkaz:
https://doaj.org/article/6de049dd20074930a508b4a4fe2f199f
