2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/4871This is an intorduction to some of the basic methods and results of dense matter physics.It is aimed at readers interested in astrophysical and physical applications.10 pages,PDF file,presented at the 3rd Bulgarian-Serbian Astronomy Meeting,May 2002,to appear in the proceedings in amended formAstrophysicstext