graph labeling
preferred label: برچسب‌زنی گراف @fa
type: Concept
narrower: graceful labeling

graceful tree
preferred label: درخت دلپذیر @fa
type: Concept
related: graceful labeling

graceful labeling
related: graceful tree
related: spanning tree
broader: graph labeling
preferred label: برچسب‌زنی دلپذیر @fa
type: Concept

spanning tree
preferred label: درخت فراگیر @fa
type: Concept
related: graceful labeling