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Radius of (2k1)-Connected Graphs

Yoshimi Egawa1, Katsumi Inoue1
1Department of Applied Mathematics Science University of Tokyo 1-3 Kagurazaka Shinjuku-ku, Tokyo 162 Japan

Abstract

We show that if G is a (2k1)-connected graph (k2) with radius r, then r|V(G)|+2k+92k.