a person in the record
Roger Pettersson
Ph.D. Lund University 1994
Wikidata names Igor Rychlik and Ludwig Arnold as doctoral advisors. Linked to Wikidata, Mathematics Genealogy Project, and VIAF.
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 WikidataIgor Rychlikstated by WikidataLudwig Arnold
- 2 steps up
stated by WikidataBodo Volkmannstated by WikidataGeorg Lindgrenstated by WikidataWalter Knödel
- 3 steps up
stated by WikidataEdmund Hlawkastated by WikidataGunnar Blomstated by WikidataHans Rohrbachstated by WikidataJohann Radon
- 4 steps up
stated by WikidataGustav von Escherichstated by WikidataHarald Cramérstated by WikidataIssai Schurstated by WikidataNikolaus Hofreiter
Education and career1
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undatedstudied