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Arborescence
ARBORESCENCE

Definition: A directed graph in which, for a vertex u called the root and any other vertex v, there is exactly one directed path from u to v.

ii. Tree structure.
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See perfect tree.
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See perfect graph.

See perfect type (1).

See perfect form (1).
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See perfect structure (1).

See perfect particularity (1).

See perfect characteristic (1).

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