2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/38467A numerical study of quenched QCD for light quarks is presented using O(a) improved fermions. Particular attention is paid to the possible existence and determination of quenched chiral logarithms. A `safe' region to use for chiral extrapolations appears to be at and above the strange quark mass.9 pages, Latex, 8 figures, crckapb.sty included. Talk given at the Workshop: Lattice Fermions and the Structure of the Vacuum, October 1999, Dubna, RussiaHigh Energy Physics - Latticetext