The loop shortening property and almost convexity
arXiv:math/0611877 · doi:10.1023/B:GEOM.0000006500.20513.d2
Abstract
We introduce the "loop shortening property" and the "basepoint loop shortening property" for finitely generated groups, and examine their relation to quadratic isoperimetric functions and almost convexity.
Appeared in 2003. I am putting all my past papers on arvix