Biography:Frans Oort

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Short description: Dutch mathematician
Frans Oort
Frans Oort.jpg
Oort at Oberwolfach, 2004
Born (1935-07-17) 17 July 1935 (age 89)
Bussum, Netherlands
NationalityDutch
Alma materUniversity of Leiden
Known forAndré–Oort conjecture
Scientific career
FieldsMathematics
Doctoral advisorsWillem Titus van Est (de)
Jaap Murre
Doctoral studentsBas Edixhoven
Michiel Hazewinkel
Aise Johan de Jong
Hendrik Lenstra
Joseph Steenbrink

Frans Oort (born 17 July 1935) is a Dutch mathematician who specializes in algebraic geometry.

Career

Oort studied from 1952 to 1958 at Leiden University, where he graduated with a thesis on elliptic curves. He received his doctorate in 1961 in Leiden from Willem Titus van Est (de) and Jaap Murre with thesis Reducible and Multiple Algebraic Curves,[1] but had previously studied under Jean-Pierre Serre in Paris and Aldo Andreotti in Pisa. Oort was from 1961 at the University of Amsterdam, where he became a professor in 1967. In 1977, until his retirement in 2000, he was a professor at Utrecht University.[2]

He was a visiting scholar at several academic institutions, including Harvard University (1966/67) and Aarhus University (1972/73). In 2008 he was the Eilenberg Professor at Columbia University.[citation needed]

His doctoral students include Bas Edixhoven, Michiel Hazewinkel, Aise Johan de Jong, Hendrik Lenstra and Joseph Steenbrink.[1]

Research

Oort's research deals with, among other topics, abelian varieties and their modules. In 1994, he formulated what is now known as the André–Oort conjecture (generalizing a conjecture made in 1989 by Yves André).[3] In 2000 Oort proved a conjecture made by Grothendieck in 1970.[4]

Awards and honors

In 1962, Oort made a short contribution Multiple algebraic curves at the International Congress of Mathematicians in Stockholm, but was not an invited speaker. In 2011 he was elected a member of Academia Europaea.[2] In July 2013, he gave a talk at the International Congress of Chinese Mathematicians in Taipei.[5]

Personal life

Oort married and later divorced author Marijke Harberts (nl) (1936–2020).[6]

Selected publications

References

  1. 1.0 1.1 Frans Oort at the Mathematics Genealogy Project
  2. 2.0 2.1 "Frans Oort". http://www.ae-info.org/ae/Member/Oort_Frans. 
  3. Zannier, Umberto (2012). Some problems of unlikely intersections in arithmetic and geometry. Princeton University Press. p. 9. ISBN 978-0-691-15371-1. https://books.google.com/books?id=S-bYWbSDHLIC&pg=PA9. 
  4. Oort, Frans (2000). "Newton polygons and formal groups: Conjectures by Manin and Grothendieck". Ann. of Math.. Series 2 152 (1): 183–206. doi:10.2307/2661381. Bibcode2000math......7201O. 
  5. Oort, Frans (November 2013). "Prime numbers". Notices of the International Congress of Chinese Mathematicians 1 (2): 60–78. doi:10.4310/iccm.2013.v1.n2.a8. https://www.intlpress.com/site/pub/files/_fulltext/journals/iccm/2013/0001/0002/ICCM-2013-0001-0002-a008.pdf. 
  6. Pers, Primavera. "Marijke Harberts (1934-2020)" (in nl). https://www.primaverapers.nl/nieuws/marijke-harberts-1934-2020/. 

External links