# umbral calculus

> historical term in mathematics

**Wikidata**: [Q1055314](https://www.wikidata.org/wiki/Q1055314)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Umbral_calculus)  
**Source**: https://4ort.xyz/entity/umbral-calculus


## References

1. Freebase Data Dumps. 2013
2. Quora