a person in the record
Aleksandr Lyapunov
Russian mathematician1857 to 1918
Wikidata names Pafnuty Chebyshev as doctoral advisor and lists 2 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 5 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 Wikidata2
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1863
- stated by Wikidataborn 1872
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 WikidataPafnuty Chebyshev
- 2 steps up
stated by WikidataNikolai Brashman
- 3 steps up
stated by WikidataJoseph Johann Littrowstated by WikidataMikhail Ostrogradskystated by WikidataNikolai Ivanovich Lobachevsky
- 4 steps up
stated by WikidataAugustin-Louis Cauchystated by WikidataJohann Christian Martin Bartelsstated by WikidataSiméon Denis Poissonstated by WikidataStepan Rumovsky
Below them, within 3 steps, the record reaches 48 people: 48 stated by Wikidata.
Theses
- stated by Wikidatadoctoral thesis, stated by Wikidata
Education and career6
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1870 to 1876studied
- 1876 to 1880
- 1884 to 1902
- until 1885
- 1902 to 1917
- 1917 to 1918worked