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Projective prewellorderings vs projective wellfounded relations

Published online by Cambridge University Press:  12 March 2014

Xianghui Shi
Xianghui Shi*
Affiliation:
Beijing Normal University, School of Mathematical Sciences, Laboratory of Mathematics and Complex Systems, Ministry of Education, Beijing 100875, People's, Republic Of China, E-mail: [email protected]
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Abstract

We show that it is relatively consistent with ZFC that there is aprojective wellfounded relation with rank higher than all projective prewellorderings.

Keywords

Prewellorderingwellfounded relationprojective ordinals
Type
Research Article
Information
The Journal of Symbolic Logic , Volume 74 , Issue 2 , June 2009 , pp. 579 - 596
Copyright
Copyright © Association for Symbolic Logic 2009

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References

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