2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/131942This is just a note for \cite[Chapter$3{1/2}_+$]{gromov}. Maybe this note is obvious for a reader who knows metric geometry. I wish that someone study further in this direction.21pagesMetric GeometryA note for Gromov's distance functions on the space of mm-spacestext