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Extenders, embedding normal forms, and the Martin-Steel-theorem

Published online by Cambridge University Press:  12 March 2014

Peter Koepke
Peter Koepke*
Affiliation:
Mathematisches Institut, Beringstrasse 4, D-53115 Bonn, Germany E-mail: koepke@math.uni-bonn.de
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Abstract

We propose a simple notion of “extender” for coding large elementary embeddings of models of set theory. As an application we present a self-contained proof of the theorem by D. Martin and J. Steel that infinitely many Woodin cardinals imply the determinacy of every projective set.

Type
Research Article
Information
The Journal of Symbolic Logic , Volume 63 , Issue 3 , September 1998 , pp. 1137 - 1176
Copyright
Copyright © Association for Symbolic Logic 1998

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References

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