# directional derivative

> instantaneous rate of change of the function

**Wikidata**: [Q383851](https://www.wikidata.org/wiki/Q383851)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Directional_derivative)  
**Source**: https://4ort.xyz/entity/directional-derivative


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)