Search results
- 1.0329229 - ÚI 2010 CZ eng A - Abstract
Duintjer Tebbens, Jurjen - Tůma, Miroslav
On an Approximate Preconditioner Update for Sequences of Large Nonsymmetric linear Systems.
Modelling 2009. Ostrava: Institute of Geonics AS CR, 2009 - (Blaheta, R.; Starý, J.). s. 79-80. ISBN 978-80-86407-66-1.
[Modelling 2009. IMACS Conference on Mathematical Modelling and Computational Methods in Applied Sciences and Engineering /4./. 22.06.2009-26.06.2009, Rožnov pod Radhoštěm]
R&D Projects: GA AV ČR KJB100300703
Institutional research plan: CEZ:AV0Z10300504
Keywords : preconditioned iterative methods * sequences of linear algebraic systems * incomplete factorization * factorization updates
Permanent Link: http://hdl.handle.net/11104/0175322 - 2.0321397 - ÚI 2009 CZ eng A - Abstract
Duintjer Tebbens, Jurjen - Tůma, Miroslav
Using triangular preconditioner updates in matrix-free implementations.
SNA '09 - Seminar on Numerical Analysis & Winter School. Ostrava: Institute of Geonics AS CR, 2009 - (Blaheta, R.; Starý, J.). s. 90-94. ISBN 978-80-86407-60-9.
[SNA '09 - Seminar on numerical analysis: modelling and simulation of challenging engineering problems. 02.02.2009-06.02.2009, Ostrava]
R&D Projects: GA AV ČR KJB100300703; GA AV ČR IAA100300802
Institutional research plan: CEZ:AV0Z10300504
Keywords : preconditioned iterative methods * sequences of linear algebraic systems * incomplete factorization * factorization updates * matrix-free implementation
http://www.ugn.cas.cz/events/2009/sna/sbornik.pdf
Permanent Link: http://hdl.handle.net/11104/0169959 - 3.0312276 - ÚI 2009 DE eng A - Abstract
Duintjer Tebbens, Jurjen - Liesen, J. - Strakoš, Zdeněk
On Stabilized Discretization and GMRES Convergence for a ConvectionDi-ffusion Model Problem.
8th GAMM Workshop. Applied and Numerical Linear Algebra with Special Emphasis on Regularization of Ill-posed Problems. Hamburg: TUHH, 2008. s. 6-6.
[GAMM Workshop /8./. 11.09.2008-12.09.2008, Hamburg]
R&D Projects: GA AV ČR KJB100300703; GA AV ČR 1ET400300415
Institutional research plan: CEZ:AV0Z10300504
Keywords : GMRES convergence analysis * high non-normality * stabilized discretization
Permanent Link: http://hdl.handle.net/11104/0163380 - 4.0305348 - ÚI 2008 CZ cze A - Abstract
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
Konvergence nelineární metody sdružených gradientů.
Seminar on Numerical Analysis. Modelling and Simulation of Chalenging Engineering Problems. Winter School. High-performance and Parallel Computers, Programming Technologies and Numerical Linear Algebra. Liberec: Technical University, 2008. s. 94-97. ISBN 978-80-7372-298-2.
[SNA '08 - Seminar on numerical analysis: modelling and simulation of challenging engineering problems. 28.01.2008-01.02.2008, Liberec]
R&D Projects: GA AV ČR IAA1030405; GA AV ČR KJB100300703
Institutional research plan: CEZ:AV0Z10300504
Keywords : numerická optimalizace * metoda sdružených gradientů * globální konvergence * rychlost konvergence
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0158673 - 5.0305343 - ÚI 2008 CZ eng A - Abstract
Duintjer Tebbens, Jurjen - Liesen, J. - Strakoš, Zdeněk
On the Relation between SUPG Stabilization and GMRES Convergence for a Convection-Diffusion Model Problem.
Seminar on Numerical Analysis. Modelling and Simulation of Chalenging Engineering Problems. Winter School. High-performance and Parallel Computers, Programming Technologies and Numerical Linear Algebra. Liberec: Technical University, 2008. s. 41-44. ISBN 978-80-7372-298-2.
[SNA '08 - Seminar on numerical analysis: modelling and simulation of challenging engineering problems. 28.01.2008-01.02.2008, Liberec]
R&D Projects: GA AV ČR 1ET400300415; GA AV ČR KJB100300703
Institutional research plan: CEZ:AV0Z10300504
Keywords : convection-diffusion problem * SUPG discretization * GMRES convergence bounds * highly nonnormal linear systems
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0158670 - 6.0086218 - ÚI 2008 CZ eng A - Abstract
Duintjer Tebbens, Jurjen - Tůma, Miroslav
Updating of Preconditioners for Large, Sparse, Nonsymmetric Linear Systems.
Computational Linear Algebra with Applications. Prague: ICS AS CR, 2007. s. 99-99. ISBN 978-80-87136-00-3.
[Harrachov 2007. 19.08.2007-25.08.2007, Harrachov]
R&D Projects: GA AV ČR 1ET400300415; GA AV ČR KJB100300703
Institutional research plan: CEZ:AV0Z10300504
Keywords : nonsymmetric preconditioning * preconditioner updates * sequences of linear systems * permutations
Permanent Link: http://hdl.handle.net/11104/0148542File Download Size Commentary Version Access 0086218.pdf 0 458.7 KB Publisher’s postprint open-access