# Euler's formula

> mathematical formula in complex analysis that establishes the fundamental relationship between the trigonometric functions and the complex exponential function

**Wikidata**: [Q184871](https://www.wikidata.org/wiki/Q184871)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Euler's_formula)  
**Source**: https://4ort.xyz/entity/euler-s-formula


## References

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