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math.LO2024
No cardinal correct inner model elementarily embeds into the universe
Gabriel Goldberg, Sebastiano Thei
An elementary embedding between two inner models of ZFC is cardinal preserving if and correctly compute the class of cardinals. We look at the case …
math.LO2024
The Baire and perfect set properties at singulars cardinals
Vincenzo Dimonte, Alejandro Poveda, Sebastiano Thei
We construct a model of ZFC with a singular cardinal such that every subset of in has both the -Perfect Set Property and the -Baire Prope…