de Dios, Blanca Ayuso; Zikatanov, Ludmil Space decompositions and solvers for discontinuous Galerkin methods. (English) Zbl 1382.65423 Erhel, Jocelyne (ed.) et al., Domain decomposition methods in science and engineering XXI. Proceedings of the 21st international conference, Inria Rennes Center, France, June 25–29, 2012. Cham: Springer (ISBN 978-3-319-05788-0/hbk; 978-3-319-35548-1/pbk; 978-3-319-05789-7/ebook). Lecture Notes in Computational Science and Engineering 98, 3-15 (2014). MSC: 65N30 65N55 35J05 PDFBibTeX XMLCite \textit{B. A. de Dios} and \textit{L. Zikatanov}, Lect. Notes Comput. Sci. Eng. 98, 3--15 (2014; Zbl 1382.65423) Full Text: DOI arXiv
Vassilevski, Panayot S.; Zikatanov, Ludmil T. Commuting projections on graphs. (English) Zbl 1340.65062 Numer. Linear Algebra Appl. 21, No. 3, 297-315 (2014). MSC: 65F15 05C50 PDFBibTeX XMLCite \textit{P. S. Vassilevski} and \textit{L. T. Zikatanov}, Numer. Linear Algebra Appl. 21, No. 3, 297--315 (2014; Zbl 1340.65062) Full Text: DOI Link
Ayuso De Dios, Blanca; Brezzi, Franco; Marini, L. Donatella; Xu, Jinchao; Zikatanov, Ludmil A simple preconditioner for a discontinuous Galerkin method for the Stokes problem. (English) Zbl 1299.76128 J. Sci. Comput. 58, No. 3, 517-547 (2014). MSC: 76M10 76D05 PDFBibTeX XMLCite \textit{B. Ayuso De Dios} et al., J. Sci. Comput. 58, No. 3, 517--547 (2014; Zbl 1299.76128) Full Text: DOI arXiv
Urschel, John C.; Zikatanov, Ludmil T. Spectral bisection of graphs and connectedness. (English) Zbl 1286.05101 Linear Algebra Appl. 449, 1-16 (2014). MSC: 05C50 PDFBibTeX XMLCite \textit{J. C. Urschel} and \textit{L. T. Zikatanov}, Linear Algebra Appl. 449, 1--16 (2014; Zbl 1286.05101) Full Text: DOI
Ayuso De Dios, Blanca; Holst, Michael; Zhu, Yunrong; Zikatanov, Ludmil Multilevel preconditioners for discontinuous, Galerkin approximations of elliptic problems, with jump coefficients. (English) Zbl 1296.65153 Math. Comput. 83, No. 287, 1083-1120 (2014). Reviewer: Pavel Burda (Praha) MSC: 65N30 65N55 65F08 35J25 35R05 PDFBibTeX XMLCite \textit{B. Ayuso De Dios} et al., Math. Comput. 83, No. 287, 1083--1120 (2014; Zbl 1296.65153) Full Text: DOI arXiv
Kraus, Johannes; Lazarov, Raytcho; Lymbery, Maria; Margenov, Svetozar; Zikatanov, Ludmil Preconditioning of weighted H(div)-norm and applications to numerical simulation of highly heterogeneous media. arXiv:1406.4455 Preprint, arXiv:1406.4455 [math.NA] (2014). MSC: 65F10 65N20 65N30 BibTeX Cite \textit{J. Kraus} et al., ``Preconditioning of weighted H(div)-norm and applications to numerical simulation of highly heterogeneous media'', Preprint, arXiv:1406.4455 [math.NA] (2014) Full Text: arXiv OA License