Guaranteed a posteriori bounds for eigenvalues and eigenvectors: Multiplicities and clusters

Eric Cancès, Geneviève Dusson, Yvon Maday, Benjamin Stamm, Martin Vohralík. Guaranteed a posteriori bounds for eigenvalues and eigenvectors: Multiplicities and clusters. Math. Comput., 89(326):2563-2611, 2020. [doi]

Abstract

Abstract is missing.