New posts in Geometric Group Theory

HNN extensions as fundamental groups

Classification of Bieberbach groups

Parabolic isometries on Gromov hyperbolic spaces

What is the intution behind the ping-pong lemma?

Reference request for Geometric Group Theory

How do you prove that a group specified by a presentation is infinite?

Sequence of epimorphisms of residually finite groups stabilizes

profinite completion and linear representations of finitely presented groups

Which groups are doubling?

Contractible Rips complex from non-hyperbolic group