2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/38565In a recent paper, de Forcrand has pointed out that matrix inversions using Gaussian noise need not be iterated to full convergence, but instead may be solved approximately and treated as a heatbath. Gaussian noise however is not optimal for minimizing variance. It shown here how his algorithm may be generalized to a mixture of Gaussian and Z(N) noise, resulting in a smaller effective variance for some operators.Lattice 2001(algorithms)High Energy Physics - Latticetext