Academic Ancestry

a person in the record

Hans Freudenthal

Dutch mathematician1905 to 1990

Wikidata names Heinz Hopf and Ludwig Bieberbach as doctoral advisors and lists 26 doctoral students. Linked to Wikidata, OpenAlex, and 6 other registers.

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Hans Freudenthal, pictured

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred

Advisors on Wikidata2

From Wikidata, shown separately from the thesis records.

Students on Wikidata26

From Wikidata, shown separately from the thesis records.

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.

Below them, within 3 steps, the record reaches 405 people: 405 stated by Wikidata.

Theses

Education and career3

From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.