a person in the record
Zdzisław Krygowski
Polish mathematician1872 to 1955
Wikidata names Kazimierz Żórawski as doctoral advisor and lists 3 people they taught. 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
Taught3
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 supervisionborn 1905
- a teacher or mentor, stated by Wikidata: not a thesis supervisionborn 1908
- a teacher or mentor, stated by Wikidata: not a thesis supervisionborn 1909
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 WikidataKazimierz Żórawski
- 2 steps up
stated by WikidataSophus Lie
- 3 steps up
stated by WikidataCarl Anton Bjerknesstated by WikidataCato Maximilian Guldberg
- 4 steps up
stated by WikidataBernhard Riemannstated by WikidataBernt Michael Holmboestated by WikidataJohann Peter Gustav Lejeune Dirichlet
Theses
- stated by Wikidatadoctoral thesis, stated by Wikidata
Education and career9
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1887 to 1890
- 1890 to 1895studied
- 1895 to 1896
- 1896 to 1898studied
- 1898 to 1899
- 1901 to 1919worked
- 1919 to 1938
- 1945 to 1945
- 1946 to 1955