Biography:Gaisi Takeuti

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Short description: Japanese mathematician (1926–2017)
Gaisi Takeuti
竹内 外史
Born(1926-01-25)January 25, 1926
DiedMay 10, 2017(2017-05-10) (aged 91)
NationalityJapanese
EducationTokyo University
Alma materPrinceton
Known forWork in proof theory
Scientific career
FieldsMathematics
InstitutionsUniversity of Illinois at Urbana–Champaign

Gaisi Takeuti (竹内 外史, Takeuchi, Gaishi, January 25, 1926 – May 10, 2017[1]) was a Japanese mathematician, known for his work in proof theory.[2]

After graduating from Tokyo University, he went to Princeton to study under Kurt Gödel. He later became a professor at the University of Illinois at Urbana–Champaign. Takeuti was president (2003–2009) of the Kurt Gödel Society, having worked on the book Memoirs of a Proof Theorist: Godel and Other Logicians. His goal was to prove the consistency of the real numbers. To this end, Takeuti's conjecture speculates that a sequent formalisation of second-order logic has cut-elimination.[3] He is also known for his work on ordinal diagrams with Akiko Kino.

Publications

Notes

  1. Sam Buss (2017-05-10). "[Proof Complexity Gaisi Takeuti"]. Proof-Complexity mailing list. https://list.math.cas.cz/pipermail/proof-complexity/2017-May/000206.html. 
  2. Takeuti 2013.
  3. Takeuti 1953. An erratum to this article was published in the same journal as (Takeuti 1954).

External links