Petr A. Golovach
University of Bergen
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Publication
Featured researches published by Petr A. Golovach.
international colloquium on automata languages and programming | 2005
Jiří Fiala; Petr A. Golovach; Jan Kratochvíl
We prove that the L(2,1)-labeling problem is NP-complete for graphs of treewidth two, thus adding a natural and well studied problem to the short list of problems whose computational complexity separates treewidth one from treewidth two. We prove similar results for other variants of the distance constrained graph labeling problem.
Journal of Graph Theory | 2017
Petr A. Golovach; Matthew Johnson; Daniël Paulusma; Jian Song
For a positive integer
Discrete Applied Mathematics | 2010
Jiří Fiala; Petr A. Golovach
k
Theoretical Computer Science | 2011
Jiří Fiala; Petr A. Golovach; Jan Kratochvíl
, a
SIAM Journal on Computing | 2010
Fedor V. Fomin; Petr A. Golovach; Daniel Lokshtanov; Saket Saurabh
k
Discrete Optimization | 2011
Petr A. Golovach; Dimitrios M. Thilikos
-colouring of a graph
Discrete Mathematics | 2009
Anthony Bonato; Petr A. Golovach; Gena Hahn; Jan Kratochvíl
G=(V,E)
international workshop on combinatorial algorithms | 2009
Haitze J. Broersma; Fedor V. Fomin; Petr A. Golovach; Daniël Paulusma
is a mapping
IFIP TCS | 2008
Fedor V. Fomin; Petr A. Golovach; Jan Kratochvíl
c: V\rightarrow\{1,2,...,k\}
workshop on graph-theoretic concepts in computer science | 2008
Petr A. Golovach; Yngve Villanger
such that