2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56805We study the self-dual Chern-Simons Higgs theory on an asymptotically flat cylinder. A topological multivortex solution is constructed and the fast decaying property of solutions is proved11 pages, no figures. 58e50, 35 J60 (Pacs 11.10 Lm, 02.40 Vh)Mathematical Physicstext