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- 1.0473649 - ÚI 2018 CZ eng K - Conference Paper (Czech conference)
Kopal, Jiří - Rozložník, Miroslav - Tůma, Miroslav
An adaptive recursive multilevel approximate inverse preconditioning: Computation of the Schur complement.
SNA´17 - Seminar on Numerical Analysis. Ostrava: Ústav geoniky AV ČR, 2017 - (Blaheta, R.; Starý, J.), s. 44-46. ISBN 978-80-86407-64-7.
[SNA ’17. Seminar on Numerical Analysis. Ostrava (CZ), 30.01.2017-03.02.2017]
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Permanent Link: http://hdl.handle.net/11104/0270782File Download Size Commentary Version Access a0473649.pdf 1 565.2 KB Publisher’s postprint open-access - 2.0376224 - ÚI 2013 CZ eng K - Conference Paper (Czech conference)
Kopal, J. - Rozložník, Miroslav - Smoktunowicz, A.
On iterative refinement for seminormal equations.
Seminar on Numerical Analysis. Modelling and Simulation of Challenging Engineering Problems. Liberec: Technical University, 2012, s. 97-99. ISBN 978-80-7372-821-2.
[SNA ’12. Seminar on Numerical Analysis. Liberec (CZ), 23.01.2012-27.01.2012]
R&D Projects: GA AV ČR IAA100300802
Institutional research plan: CEZ:AV0Z10300504
Keywords : orthogonalization process * nonstandard inner product * approximate inverse preconditioning
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0208685File Download Size Commentary Version Access a0376224.pdf 0 254.4 KB Publisher’s postprint require - 3.0321398 - ÚI 2009 CZ eng K - Conference Paper (Czech conference)
Rozložník, Miroslav
Numerical stability of symmetric indefinite solvers: direct methods.
SNA '09 - Seminar on Numerical Analysis & Winter School. Ostrava: Institute of Geonics AS CR, 2009 - (Blaheta, R.; Starý, J.), s. x-x. ISBN 978-80-86407-60-9.
[SNA '09 - Seminar on numerical analysis: modelling and simulation of challenging engineering problems. Ostrava (CZ), 02.02.2009-06.02.2009]
Institutional research plan: CEZ:AV0Z10300504
Keywords : symmetric indefinite systems * Burch-Parlett decomposition * Aasen's tridiagonalization * numerical stability
Permanent Link: http://hdl.handle.net/11104/0169960 - 4.0084513 - ÚI 2008 CZ eng K - Conference Paper (Czech conference)
Rozložník, Miroslav - Jiránek, Pavel
Iterative Solution of Saddle Point Problems.
Seminar on Numerical Analysis. Modelling and Simulation of Chalenging Engineering Problems. Winter School. High-performance and Parallel Computers, Programming Technologies and Numerical Linear Algebra. Ostrava: ÚGN AV ČR, 2007 - (Blaheta, R.; Starý, J.). ISBN 978-80-86407-12-8.
[SNA '07. Seminar on Numerical Analysis. Ostrava (CZ), 22.01.2007-26.01.2007]
Institutional research plan: CEZ:AV0Z10300504
Keywords : saddle point systems * symmetric indefinite matrices * iterative methods * preconditioning
Permanent Link: http://hdl.handle.net/11104/0147256 - 5.0083656 - ÚI 2008 SK eng K - Conference Paper (Czech conference)
Rozložník, Miroslav - Jiránek, P.
Maximum attainable accuracy of inexact saddle point problems.
Zborník príspevkov z VIII. vedeckej konferencie Stavebnej fakulty TU v Košiciach. Košice: Technická univerzita Košice - Stavebná fakulta, 2007 - (Olejníková, T.), s. 69-71. ISBN 978-80-8073-791-1.
[Vedecká konferencia stavebnej fakulty TU v Košiciach /8./. Košice (SK), 28.05.2007-30.05.2007]
R&D Projects: GA MŠMT 1M0554; GA AV ČR 1ET400300415
Institutional research plan: CEZ:AV0Z10300504
Keywords : saddle point systems * Schur complement reduction method * null-space projection method * rounding error analysis * finite precision arithmetic
Permanent Link: http://hdl.handle.net/11104/0146820