# Addario-Berry, Louigi

## Antidirected trees in digraphs ★★

Author(s): Addario-Berry; Havet; Linhares Sales; Reed; Thomassé

An antidirected tree is an orientation of a tree in which every vertex has either indegree 0 or outdergree 0.

**Conjecture**Let be a digraph. If , then contains every antidirected tree of order .

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