Abstract
We show that it is relatively consistent with ZFC that there is a projective wellfounded relation with rank higher than all projective prewellorderings.
Citation
Xianghui Shi. "Projective prewellorderings vs projective wellfounded relations." J. Symbolic Logic 74 (2) 579 - 596, June 2009. https://doi.org/10.2178/jsl/1243948328
Information