A fake Klein bottle with bubble

Abstract

We resolve the question of the existence of a finite 2-complex with the same fundamental group and Euler characteristic as a Klein bottle with a bubble, but homotopically distinct to it.

arXiv comment9 pages, 4 figures. Published in Bulletin of the LMS

References in corpus (2)

• Exotic relation modules and homotopy types for certain 1-relator groups
• An exotic presentation of Q_28