# Johannes Tropfke

> German mathematician and historian of mathematics (1866–1939)

**Wikidata**: [Q103468](https://www.wikidata.org/wiki/Q103468)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johannes_Tropfke)  
**Source**: https://4ort.xyz/entity/johannes-tropfke


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. general catalog of BnF
4. Virtual International Authority File
5. Brockhaus Enzyklopädie
6. IdRef
7. National Library of Israel Names and Subjects Authority File