The spectral radius of subgraphs of regular graphs.
Nikiforov, Vladimir (2007)
The Electronic Journal of Combinatorics [electronic only]
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Nikiforov, Vladimir (2007)
The Electronic Journal of Combinatorics [electronic only]
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Saenpholphat, Varaporn, Zhang, Ping (2004)
International Journal of Mathematics and Mathematical Sciences
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Little, C., Vince, A. (2006)
The Electronic Journal of Combinatorics [electronic only]
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Fang, Kun-Fu (2009)
Journal of Inequalities and Applications [electronic only]
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Martin Knor, L'udovít Niepel (2000)
Discussiones Mathematicae Graph Theory
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We prove a necessary and sufficient condition under which a connected graph has a connected P₃-path graph. Moreover, an analogous condition for connectivity of the Pₖ-path graph of a connected graph which does not contain a cycle of length smaller than k+1 is derived.
Marsha F. Foregger, Thomas H. Foregger (1980)
Czechoslovak Mathematical Journal
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Ladislav Nebeský (1990)
Časopis pro pěstování matematiky
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