Academic Ancestry

a person in the record

Helmut H. Schaefer

German mathematician1925 to 2005

Wikidata names Ernst Hölder and Walter Schnee as doctoral advisors and lists 28 doctoral students. Linked to Wikidata, OpenAlex, and 6 other registers.

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Helmut H. Schaefer, 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 Wikidata28

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 369 people: 369 stated by Wikidata.

Education and career7

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