# subderivative

> generalize the derivative to functions which are not differentiable

**Wikidata**: [Q289500](https://www.wikidata.org/wiki/Q289500)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Subderivative)  
**Source**: https://4ort.xyz/entity/subderivative


## References

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