a person in the record
Oene Bottema
Dutch mathematician and university professor1901 to 1992
Wikidata names Willem van der Woude as doctoral advisor and lists 5 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 4 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 Wikidata5
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1905
- stated by Wikidataborn 1923
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
Teachers and mentors2
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
- a teacher or mentor, stated by Wikidata: not a thesis supervision
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 WikidataWillem van der Woude
- 2 steps up
stated by WikidataPieter Hendrik Schoute
- 3 steps up
stated by WikidataDavid Bierens de Haan
- 4 steps up
stated by WikidataGideon Jan Verdam
Below them, within 3 steps, the record reaches 68 people: 68 stated by Wikidata.
Theses
- stated by Wikidatadoctoral thesis, stated by Wikidata
Education and career5
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- until 1918studied
- 1919 to 1924studied
- 1924 to 1927studied
- 1930 to 1939worked
- 1941 to 1971