Abstract
We prove an indestructibility theorem for degrees of supercompactness that is compatible with level by level equivalence between strong compactness and supercompactness.
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The author’s research was partially supported by PSC-CUNY grants.
The author would like to thank the referee for helpful comments and suggestions which have been incorporated into the current version of the paper.
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Apter, A.W. A universal indestructibility theorem compatible with level by level equivalence. Arch. Math. Logic 54, 463–470 (2015). https://doi.org/10.1007/s00153-015-0421-3
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DOI: https://doi.org/10.1007/s00153-015-0421-3
Keywords
- Supercompact cardinal
- Level by level equivalence between strong compactness and supercompactness
- Indestructibility
- Lottery sum