a person in the record
E. I. Sigal
Ph.D. Institute of Mathematics, Moldavian Academy of Science 1970
Wikidata names Israel Gohberg as doctoral advisor. Linked to Wikidata.
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
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 WikidataIsrael Gohberg
- 2 steps up
stated by WikidataMark Krein
- 3 steps up
stated by WikidataNikolai Chebotaryov
- 4 steps up
stated by WikidataDmitry Grave