Refined estimates for finite element or, more generally, Galerkin approximations of the eigenvalues and eigenvectors of selfadjoint eigenvalue problems are presented. More specifically, refined ...

Luka Grubišić, Jeffrey S. Ovall, On Estimators for Eigenvalue/Eigenvector Approximations, Mathematics of Computation, Vol. 78, No. 266 (Apr., 2009), pp. 739-770 ...

The eigenvalue complementarity problem (EiCP) represents a class of mathematical challenges where the determination of eigenvalues and corresponding eigenvectors is constrained by complementarity ...