Mathematician:Max August Zorn

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Mathematician

German-born American mathematician who worked in algebra, set theory and numerical analysis.

Best known for Zorn's Lemma, which he discovered in 1935. This is also known as the Kuratowski-Zorn Lemma, thereby acknowledging the work of Kazimierz Kuratowski who had published a version of it in 1922.


Nationality

German-born American


History

  • Born: June 6, 1906 in Krefeld, Germany
  • Died: March 9, 1993 in Bloomington, Indiana, United States


Theorems and Definitions

Results named for Max August Zorn can be found here.


Publications

  • 1935: A remark on method in transfinite algebra (Bull. Amer. Math. Soc. Vol. 41: 667 – 670) (in which Zorn's Lemma is presented)
  • 1941: Alternative rings and related questions I: existence of the radical
  • 1944: Idempotency of infinite cardinals
  • 1945: Characterization of analytic functions in Banach space


Sources