PINVIT

AcronymDefinition
PINVITPreconditioned Inverse Iteration
References in periodicals archive ?
PINVIT is interpreted in [44, 45] as a perturbation of the classical inverse iterations.
the estimates for the Ritz values are individually sharp for the most basic PINVIT scheme; see [37] for details,
Numerical comparison of PINVIT, PSD and LOBPCG according to [34, 35, 36] demonstrates, however, that the LOBPCG method is much faster in practice.