a person in the record
Jan Schröer
German mathematicianborn 1971
Supervised 7 doctoral students between 2011 and 2022; Wikidata names Claus Michael Ringel and Peter Dräxler as doctoral advisors and lists 4 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 3 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlex
Students7
- cited by a thesis record
- cited by a thesis record2017 · doctoral
- cited by a thesis record2017 · doctoral
- cited by a thesis record
- cited by a thesis record
- cited by a thesis record
- cited by a thesis record
Advisors on Wikidata2
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
- stated by Wikidata
Students on Wikidata4
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
- stated by Wikidata
- 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 WikidataClaus Michael Ringelstated by WikidataPeter Dräxler
- 2 steps up
stated by WikidataFriedrich-Wilhelm Bauerstated by WikidataWolfgang Erich Müllerstated by WikidataWolfgang Franz
- 3 steps up
stated by WikidataEwald Burgerstated by WikidataFriedrich Kaschstated by WikidataHelmut Hassestated by WikidataMax Koecher
- 4 steps up
stated by WikidataFriedrich Karl Schmidtstated by WikidataKurt Henselstated by WikidataMax Deuring
Below them, within 3 steps, the record reaches 12 people: 7 cited by thesis records, 5 stated by Wikidata.
Education and career2
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undatedstudied
- undatedworked