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Article

Keywords:
pairing; median; distances; diameter; connected graph; valence
Summary:
Two numerical invariants $\Delta(G)$ and $\Gamma(G)$ of a graph, related to the concept of median, are studied.
References:
[1] Gerstel O., Zaks S.: A new characterization of tree medians with applications to distributed algorithms. Networks 24 (1994), 135-144. DOI 10.1002/net.3230240104 | MR 1251706
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