a person in the record
Hans Hahn
Austrian mathematician1879 to 1934
Wikidata names Gustav von Escherich as doctoral advisor and lists 13 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 6 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata13
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1885
- stated by Wikidataborn 1888
- stated by Wikidataborn 1891
- stated by Wikidataborn 1894
- stated by Wikidataborn 1894
- stated by Wikidataborn 1895
- stated by Wikidataborn 1902
- stated by Wikidataborn 1904
- stated by Wikidataborn 1905
- stated by Wikidataborn 1906
- stated by Wikidataborn 1907
- stated by Wikidata
- stated by Wikidata
The line above and below4 steps
The advisors of their advisors, four steps up at most, in the thesis records and on Wikidata, each kind marked; a person in both is listed once.
- 1 step up
stated by WikidataGustav von Escherich
- 2 steps up
stated by WikidataCarl Friesachstated by WikidataJohannes Frischauf
- 3 steps up
stated by WikidataFranz Mothstated by WikidataJoseph Petzval
- 4 steps up
stated by WikidataBernard Bolzanostated by WikidataFranz Josef Gerstner
Below them, within 3 steps, the record reaches 166 people: 166 stated by Wikidata.
Education and career9
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1905 to 1906worked
- 1909 to 1914worked
- 1916 to 1920worked
- 1921 to 1934worked
- undatedstudied
- undatedstudied
- undatedstudied
- undatedstudied
- undatedstudied