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Impartial Digraphs

Zhao, YF; Zhou, YK

Zhao, YF (corresponding author), MIT, Dept Math, Cambridge, MA 02139 USA.

COMBINATORICA, 2020; 40 (6): 875

Abstract

We prove a conjecture of Fox, Huang, and Lee that characterizes directed graphs that have constant density in all tournaments: they are disjoint union......

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