On a conjecture about relative lengths

Zhanjun Su
Hebei Normal University, Shijiazhuang, China
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Ren Ding
Hebei Normal University, Shijiazhuang, China
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- zbMATH Open

Cite this article

Zhanjun Su, Ren Ding, On a conjecture about relative lengths. Elem. Math. 61 (2006), no. 3, pp. 117–124