Academic Ancestry

a person in the record

Ernst Hölder

German mathematician1901 to 1990

Wikidata names Leon Lichtenstein as doctoral advisor, lists 18 doctoral students, and lists 1 person they taught. Linked to Wikidata, Mathematics Genealogy Project, and 5 other registers.

Open the full sheetCiteData
Ernst Hölder, pictured

Two steps up and one down. Dashed lines come from thesis records, solid lines from Wikidata. The full sheet opens at four up and two down.

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.

Students on Wikidata18

From Wikidata, shown separately from the thesis records.

Taught1

Wikidata's "student of" and "student" statements: a line of training beside the lineage, never a thesis supervision and never counted with one.

  • a teacher or mentor, stated by Wikidata: not a thesis supervision

    Rolf Klötzler

    born 1931

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 589 people: 589 stated by Wikidata.

Education and career3

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