Cancès, Eric; Dusson, Geneviève; Maday, Yvon; Stamm, Benjamin; Vohralík, Martin Guaranteed and robust a posteriori bounds for Laplace eigenvalues and eigenvectors: a unified framework. (English) Zbl 1402.65137 Numer. Math. 140, No. 4, 1033-1079 (2018). MSC: 65N15 35P15 65N25 65N30 65N50 PDFBibTeX XMLCite \textit{E. Cancès} et al., Numer. Math. 140, No. 4, 1033--1079 (2018; Zbl 1402.65137) Full Text: DOI Link
Cancès, Eric; Dusson, Geneviève; Maday, Yvon; Stamm, Benjamin; Vohralík, Martin Guaranteed and robust a posteriori bounds for Laplace eigenvalues and eigenvectors: conforming approximations. (English) Zbl 1516.65120 SIAM J. Numer. Anal. 55, No. 5, 2228-2254 (2017). MSC: 65N25 65N30 65N50 65N15 65F15 35P15 PDFBibTeX XMLCite \textit{E. Cancès} et al., SIAM J. Numer. Anal. 55, No. 5, 2228--2254 (2017; Zbl 1516.65120) Full Text: DOI