Search results
- 1.0481663 - ÚI 2019 RIV DE eng J - Journal Article
Papež, Jan - Strakoš, Z. - Vohralík, M.
Estimating and localizing the algebraic and total numerical errors using flux reconstructions.
Numerische Mathematik. Roč. 138, č. 3 (2018), s. 681-721. ISSN 0029-599X. E-ISSN 0945-3245
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : numerical solution of partial differential equations * finite element method * a posteriori error estimation * algebraic error * discretization error * stopping criteria * spatial distribution of the error
OECD category: Applied mathematics
Impact factor: 2.137, year: 2018
Permanent Link: http://hdl.handle.net/11104/0277188File Download Size Commentary Version Access a0481663.pdf 8 2.6 MB Publisher’s postprint require - 2.0425468 - ÚI 2014 CZ eng K - Conference Paper (Czech conference)
Papež, Jan - Vohralík, M.
A posteriori algebraic error estimation in numerical solution of linear diffusion PDEs.
SNA´14 - Seminar on Numerical Analysis. Praha: Institute of Computer Science AS CR, 2014 - (Bílková, H.; Rozložník, M.; Tichý, P.), s. 83-86. ISBN 978-80-87136-16-4.
[SNA ’14. Seminar on Numerical Analysis. Nymburk (CZ), 27.01.2014-31.01.2014]
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : finite element method * algebraic error * a posteriori error estimation * stopping criteria
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0231341File Download Size Commentary Version Access 0425468.pdf 13 156.8 KB Publisher’s postprint open-access - 3.0405612 - UIVT-O 330994 RIV SE eng J - Journal Article
Strakoš, Zdeněk - Tichý, Petr
Error Estimation in Preconditioned Conjugate Gradients.
[Odhady chyb v přepodmíněné metodě konjugovaných gradientů.]
Bit. Roč. 45, - (2005), s. 789-817. ISSN 0006-3835. E-ISSN 1572-9125
R&D Projects: GA AV ČR 1ET400300415; GA AV ČR KJB1030306
Institutional research plan: CEZ:AV0Z10300504
Keywords : preconditioned conjugate gradient method * error bounds * stopping criteria * evaluation of convergence * numerical stability * finite precision arithmetic * rounding errors
Subject RIV: BA - General Mathematics
Impact factor: 0.509, year: 2005
Permanent Link: http://hdl.handle.net/11104/0125762File Download Size Commentary Version Access 0405612.pdf 0 1.7 MB Author´s preprint open-access - 4.0405082 - UIVT-O 20030080 CZ cze V - Research Report
Strakoš, Zdeněk - Tichý, Petr
Simple Estimation of the A-norm of the Error in the Preconditioned Conjugate Gradient Method.
Prague: ICS AS CR, 2003. 36 s. Technical Report, V-892.
R&D Projects: GA ČR GA201/02/0595; GA AV ČR KJB1030306
Institutional research plan: AV0Z1030915
Keywords : preconditioned conjugate gradient method * error bounds * stopping criteria * evaluation of convergence * finite precision arithmetic * rounding errors
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125296File Download Size Commentary Version Access v892-03.pdf 15 912.2 KB Other open-access - 5.0404926 - UIVT-O 330025 RIV US eng J - Journal Article
Strakoš, Zdeněk - Tichý, Petr
On Estimation of the A-norm of the Error in CG and PCG.
[O odhadech A-normy chyby v CG a PCG.]
Proceedings in Applied Mathematics and Mechanics. Roč. 3, - (2003), s. 553-554. ISSN 1617-7061.
[GAMM. Padua, 24.03.2003-28.03.2003]
R&D Projects: GA ČR GA201/02/0595
Institutional research plan: CEZ:AV0Z1030915
Keywords : preconditioned conjugate gradient * error estimates * stopping criteria
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125146 - 6.0390352 - ÚI 2013 RIV eng U - Conference, Workshop Arrangement
Rozložník, Miroslav - Strakoš, Zdeněk - Málek, J. - Tichý, Petr - Tůma, Miroslav - Bílková, Hana
XII GAMM Workshop on Applied and Numerical Linear Algebra.
[Liblice, 02.09.2012-05.09.2012, (W-WRD 64/38)]
Institutional support: RVO:67985807
Keywords : adaptivity * finite element error analysis * iterative methods * stopping criteria
Subject RIV: BA - General Mathematics
http://www.cs.cas.cz/gamm/
Permanent Link: http://hdl.handle.net/11104/0219232 - 7.0342835 - ÚI 2011 RIV US eng J - Journal Article
Jiránek, P. - Strakoš, Zdeněk - Vohralík, M.
A Posteriori Error Estimates Including Algebraic Error and Stopping Criteria for Iterative Solvers.
SIAM Journal on Scientific Computing. Roč. 32, č. 3 (2010), s. 1567-1590. ISSN 1064-8275. E-ISSN 1095-7197
R&D Projects: GA AV ČR IAA100300802
Grant - others:GA ČR(CZ) GP201/09/P464
Institutional research plan: CEZ:AV0Z10300504
Keywords : second-order elliptic partial differential equation * finite volume method * a posteriori error estimates * iterative methods for linear algebraic systems * conjugate gradient method * stopping criteria
Subject RIV: BA - General Mathematics
Impact factor: 3.016, year: 2010
Permanent Link: http://hdl.handle.net/11104/0185458 - 8.0084509 - ÚI 2008 CZ eng K - Conference Paper (Czech conference)
Hnětynková, Iveta - Plešinger, Martin - Strakoš, Zdeněk
Golub-Kahan Iterative Bidiagonalization and Stopping Criteria in Ill-Posed 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.), s. 43-45. ISBN 978-80-86407-12-8.
[SNA '07. Seminar on Numerical Analysis. Ostrava (CZ), 22.01.2007-26.01.2007]
R&D Projects: GA AV ČR 1ET400300415; GA MŠMT LC06052
Institutional research plan: CEZ:AV0Z10300504
Keywords : ill-posed problems * hybrid methods * stopping criteria * Golub-Kahan bidiagonalization * fast Fourier transformation
Permanent Link: http://hdl.handle.net/11104/0147252 - 9.0045077 - ÚI 2007 BE eng A - Abstract
Hnětynková, Iveta - Plešinger, Martin - Strakoš, Zdeněk
Golub-Kahan Bidiagonalization and Stopping Criteria in Solving Ill-Posed Problems.
Conference on Applied Linear Algebra. Düsseldorf: University of Düsseldorf, 2006. s. 87-87.
[Joint GAMM-SIAM Conference on Applied Linear Algebra. 24.07.2006-27.07.2006, Düsseldorf]
R&D Projects: GA AV ČR 1ET400300415
Grant - others:GA UK(CZ) 6/2005/R
Institutional research plan: CEZ:AV0Z10300504
Keywords : Golub-Kahan bidiagonalization * stopping criteria
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0137718