a person in the record
Rolf Josef Ryham
Ph.D. The Pennsylvania State University 2006
Wikidata names Chun Liu and Ludmil Zikatanov as doctoral advisors. Linked to Wikidata and Mathematics Genealogy Project.
How to read the marksstated by Wikidata or indexed by OpenAlex
Advisors on Wikidata2
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
- 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 WikidataChun Liustated by WikidataLudmil Zikatanov
- 2 steps up
stated by WikidataLin Fanghuastated by WikidataMichael S. Kaschiev
- 3 steps up
stated by WikidataIgor Puzyninstated by WikidataRobert Hardt
- 4 steps up
stated by WikidataHerbert Federer
Education and career1
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undated