a person in the record
Alexander Soifer
American mathematicianborn 1948
Wikidata names Leonid Kulikov and Paul Erdős as doctoral advisors and names Paul Erdős as teacher. Linked to Wikidata, Google Scholar, and 7 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 Wikidata2
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
- stated by Wikidata
Teachers and mentors1
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
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 WikidataLeonid Kulikovstated by WikidataPaul Erdős
- 2 steps up
stated by WikidataLipót Fejér
- 3 steps up
stated by WikidataHermann Schwarz
- 4 steps up
stated by WikidataErnst Kummerstated by WikidataKarl Weierstraß
Education and career2
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undated
- undatedworked