# graceful labeling

> assignment of integer labels to the vertices of a graph that uniquely identifies edges by the difference of their endpoint labels

**Wikidata**: [Q1386718](https://www.wikidata.org/wiki/Q1386718)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Graceful_labeling)  
**Source**: https://4ort.xyz/entity/graceful-labeling