Assertion: ordered tree | /r/HasProperty | structure
Facets:
Source sentences:
text: An ordered tree is a structure (X, ≤ V , ≤ S ) where X is a non-empty set of nodes and ≤ V and ≤ S
text: An ordered tree is a structure (X, ≤ V , ≤ H ) such that conditions (1–5) are satisfied:
text: An ordered tree is a structure ( X , l c , r s ) {