2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39227The calculation of physical quantities by lattice QCD simulations requires in some important cases the determination of the inverse of a very large matrix. In this article we describe how stochastic estimator methods can be applied to this problem, and how such techniques can be efficiently implemented on parallel computers.13 pages, 1 eps figure, to be published in Parallel Computing 1999High Energy Physics - Latticetext