On Products of -sets
Abstract
We prove the consistency of the existence of a Q-set whose square is not a -set and that if there is a -set, then there exists a -set whose all finite powers are -sets.
0
Turn this paper into a full lesson
ArcXiv compiles a staged curriculum from this paper: 8-12 lessons across beginner → advanced, synthesised section guides, visuals, flashcards, a quiz, exercises, and on-demand deep dives per section. Grounded in the abstract, never invented.