Quasiconvex subset
= Quasiconvex subset
A subset $Y$ of a geodesic metric space is $K$-quasiconvex when every geodesic between points of $Y$ lies in the closed $K$-neighborhood of $Y$.
= Quasiconvex subset
A subset $Y$ of a geodesic metric space is $K$-quasiconvex when every geodesic between points of $Y$ lies in the closed $K$-neighborhood of $Y$.