Jarmila Chvátalová

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<lb>In this talk, we introduce two kinds of power for graphs [2, 3]. First,<lb>for a given graph G, we consider G<lb>r<lb>s<lb>, i.e., the rth power of the sth<lb>subdivision of G, and we present some basic properties of this power. In the sequel, we introduce the graph power G<lb>2s+1<lb>2̃r+1<lb>. We show that<lb>these powers can be considered as the dual(More)
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