Projective planes and their look-alikes
Abstract
We classify all closed 1-connected manifolds M which look like projective planes, i.e. with integral homology H*(M)=Z3. Furthermore, we give an explicit construction of these manifolds as Thom spaces of open disk bundles.
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.