John R. Steel

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John Steel in 2004
(photo by George Bergman)

John Robert Steel (born October 30, 1948) is a set theorist at University of California, Berkeley (formerly at UCLA). He has made many contributions to the theory of inner models and determinacy. With Donald A. Martin, he proved projective determinacy, assuming the existence of sufficient large cardinals. He earned his Ph.D. in Logic & the Methodology of Science at Berkeley in 1977.

External links

Home page at Berkeley
John R. Steel at the Mathematics Genealogy Project

Persondata
Name	Steel, John R.
Alternative names
Short description	American mathematician
Date of birth	October 30, 1948
Place of birth
Date of death
Place of death

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