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| Paper IPM / M / 17652 |
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| Abstract: | |
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For graphs H1, H2 by râ(H1, H2) we denote the minimum number of edges in a graph G on r(H1, H2) vertices such that G â (H1, H2). We show that for each pair of natural numbers k,n, k ⤠n, where k is odd and n is large enough, we have
râ(Cn, Ck) = [(n + 1)(2n â 1)/2]+1.
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