a person in the record
Aloysius Ignatius Maria Keulemans
1908 to 1977
Wikidata names Frans Eppo Cornelis Scheffer as doctoral advisor and lists 1 doctoral student. Linked to Wikidata, Mathematics Genealogy Project, and 4 other registers.
How to read the marksstated by Wikidata or indexed by OpenAlex
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata1
From Wikidata, shown separately from the thesis records.
- 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 WikidataFrans Eppo Cornelis Scheffer
- 2 steps up
stated by WikidataAndreas Smits
- 3 steps up
stated by WikidataHendrik Willem Bakhuis Roozeboom
- 4 steps up
stated by WikidataJacob Maarten van Bemmelen
Below them, within 3 steps, the record reaches 1 person: 1 stated by Wikidata.
Education and career3
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1959 to 1976
- undated
- undated