# Feedback arc set

> a subset of the edges in a directed graph that includes at least one edge from each cycle

**Wikidata**: [Q1400910](https://www.wikidata.org/wiki/Q1400910)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Feedback_arc_set)  
**Source**: https://4ort.xyz/entity/feedback-arc-set


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)
2. Reducibility among combinatorial problems. 1972