Principal Angles between Subspaces in an A-Based Scalar Product: Algorithms and Perturbation Estimates. - Andrew V. Knyazev; Merico E. Argentati (SIAM J. Sci. Comput., 2002)

Majorization for Changes in Angles Between Subspaces, Ritz Values, and Graph Laplacian Spectra. - Andrew V. Knyazev; Merico E. Argentati (SIAM J. Matrix Anal. Appl., 2006)

Block Locally Optimal Preconditioned Eigenvalue Xolvers (BLOPEX) in Hypre and PETSc. - Andrew V. Knyazev; Merico E. Argentati; Ilya Lashuk; Evgueni E. Ovtchinnikov (SIAM J. Sci. Comput., 2007)

Bounds on Changes in Ritz Values for a Perturbed Invariant Subspace of a Hermitian Matrix. - Merico E. Argentati; Andrew V. Knyazev; Christopher C. Paige; Ivo Panayotov (SIAM J. Matrix Anal. Appl., 2008)

Rayleigh-Ritz Majorization Error Bounds with Applications to FEM. - Andrew V. Knyazev; Merico E. Argentati (SIAM J. Matrix Anal. Appl., 2009)

Bounds for the Rayleigh Quotient and the Spectrum of Self-Adjoint Operators. - Peizhen Zhu; Merico E. Argentati; Andrew V. Knyazev (SIAM J. Matrix Anal. Appl., 2013)

Convergence Theory for Preconditioned Eigenvalue Solvers in a Nutshell. - Merico E. Argentati; Andrew V. Knyazev; Klaus Neymeyr; Evgueni E. Ovtchinnikov; Ming Zhou 007 (Found. Comput. Math., 2017)

Majorization-type cluster robust bounds for block filters and eigensolvers. - Ming Zhou 007; Merico E. Argentati; Andrew V. Knyazev; Klaus Neymeyr (CoRR, 2022)

Sharp Majorization-Type Cluster Robust Bounds for Block Filters and Eigensolvers. - Ming Zhou 007; Merico E. Argentati; Andrew V. Knyazev; Klaus Neymeyr (SIAM J. Matrix Anal. Appl., 2023)