# four-gradient

> four-vector analogue of the gradient operation

**Wikidata**: [Q2462410](https://www.wikidata.org/wiki/Q2462410)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Four-gradient)  
**Source**: https://4ort.xyz/entity/four-gradient


## References

1. Freebase Data Dumps. 2013