2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/204667Some algorithmic details of our $N_f=2+1$ QCD mixed action simulations with overlap valence and improved Wilson sea quarks are presented.7 pages, 6 figures. Presented at the XXV International Symposium on Lattice Field Theory, July 30 - August 4 2007, Regensburg, GermanyHigh Energy Physics - LatticeMixed action simulations: approaching physical quark massestext