Mathematician:Wilfrid Keller

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Mathematician

German mathematician best known for his activity in number theory, including the hunt for titanic primes.


Nationality

German


History

  • Born: 1937: Born in Wetzlar, Germany. Moved to Buenos Aires, Argentina.
  • 1943−1954: Attended primary and secondary school in Buenos Aires.
  • 1955−1962: Studied mathematics at the Universidad Nacional de Buenos Aires.
  • 1962: Obtained degree of Licenciado en Ciencias Matemáticas.
  • 1963: Returned to Germany, settled in Hamburg.
  • 1963−1969: Fellowship of Deutscher Akademischer Austauschdienst (DAAD).
  • 1963−1970: Studied numerical mathematics and economics at Universität Hamburg.
  • 1970: Obtained degree of Doctor rerum naturalium.
  • 1970−1998: Member of staff of Regionales Rechenzentrum der Universität Hamburg.
  • 1999: Retired from public service.


Theorems and Definitions

Publications

  • 1970: Asymptotische Aussagen und Fehlerabschätzungen für eine Klasse linearer Integro-Differential-Differenzengleichungen als Folge von Monotonieeigenschaften gewöhnlicher Anfangswertaufgaben (PhD thesis)