Search results
- 1.0579562 - ÚGN 2025 RIV US eng J - Journal Article
Karátson, J. - Sysala, Stanislav - Béreš, Michal
Quasi-Newton variable preconditioning for nonlinear elasticity systems in 3D.
Numerical Linear Algebra with Applications. Roč. 31, č. 3 (2024), č. článku e2537. ISSN 1070-5325. E-ISSN 1099-1506
Institutional support: RVO:68145535
Keywords : deflated conjugate gradient * mesh independence * nonlinear elasticity * preconditioning * Quasi-Newton methods
OECD category: Applied mathematics
Impact factor: 4.3, year: 2022
Method of publishing: Open access
https://onlinelibrary.wiley.com/doi/10.1002/nla.2537
Permanent Link: https://hdl.handle.net/11104/0348374 - 2.0497192 - ÚI 2020 RIV CZ eng C - Conference Paper (international conference)
Lukšan, Ladislav - Vlček, Jan
A Hybrid Method for Nonlinear Least Squares that Uses Quasi-Newton Updates Applied to an Approximation of the Jacobian Matrix.
Programs and Algorithms of Numerical Mathematics 19. Prague: Institute of Mathematics of the Czech Academy of Sciences, 2019 - (Chleboun, J.; Kůs, P.; Přikryl, P.; Rozložník, M.; Segeth, K.; Šístek, J.; Vejchodský, T.), s. 99-106. ISBN 978-80-85823-69-1.
[Programs and Algorithms of Numerical Mathematics /19./. Hejnice (CZ), 24.06.2018-29.06.2018]
Institutional support: RVO:67985807
Keywords : nonlinear least squares * hybrid methods * trust-region methods * quasi-Newton methods * numerical algorithms * numerical experiments
OECD category: Applied mathematics
Permanent Link: http://hdl.handle.net/11104/0289769File Download Size Commentary Version Access 0497192a.pdf 3 103.1 KB Publisher’s postprint require - 3.0473663 - ÚI 2018 RIV CZ eng J - Journal Article
Lukšan, Ladislav - Vlček, Jan
New Quasi-Newton Method for Solving Systems of Nonlinear Equations.
Applications of Mathematics. Roč. 62, č. 2 (2017), s. 121-134. ISSN 0862-7940. E-ISSN 1572-9109
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : nonlinear equations * systems of equations * trust-region methods * quasi-Newton methods * adjoint Broyden methods * numerical algorithms * numerical experiments
OECD category: Applied mathematics
Impact factor: 0.897, year: 2017
http://hdl.handle.net/10338.dmlcz/146699
Permanent Link: http://hdl.handle.net/11104/0270795 - 4.0462543 - ÚI 2017 CZ eng V - Research Report
Lukšan, Ladislav - Vlček, Jan
New Quasi-Newton Method for Solving Systems of Nonlinear Equations.
Prague: ICS CAS, 2016. 10 s. Technical Report, V-1233.
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : nonlinear equations * systems of equations * trust-region methods * quasi-Newton methods * adjoint Broyden methods * numerical algorithms * numerical experiments
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0261979File Download Size Commentary Version Access v1233-16.pdf 68 108.2 KB Other open-access - 5.0403730 - UIVT-O 990021 CZ eng V - Research Report
Lukšan, Ladislav - Spedicato, E. - Vlček, Jan
Variable Metric Methods for Unconstrained Optimization.
Prague: ICS AS CR, 1999. 50 s. Technical Report, V-780.
R&D Projects: GA ČR GA201/96/0918
Keywords : Quasi-Newton methods * variable metric methods * unconstrained optimization * nonlinear least-squares * nonsmooth optimization * sparse problems * limited storage methods
Permanent Link: http://hdl.handle.net/11104/0124023File Download Size Commentary Version Access v780-99.pdf 30 393.5 KB Other open-access - 6.0403533 - UIVT-O 20000015 RIV NL eng J - Journal Article
Lukšan, Ladislav - Spedicato, E.
Variable Metric Methods for Unconstrained Optimization and Nonlinear Least Squares.
Journal of Computational and Applied Mathematics. Roč. 124, č. 1-2 (2000), s. 61-95. ISSN 0377-0427. E-ISSN 1879-1778
R&D Projects: GA ČR GA201/00/0080
Institutional research plan: AV0Z1030915
Keywords : quasi-Newton methods * variable metric methods * unconstrained optimization * nonlinear least squares * sparse problems * partially separable problems * limited-memory methods
Subject RIV: BA - General Mathematics
Impact factor: 0.455, year: 2000
Permanent Link: http://hdl.handle.net/11104/0123835 - 7.0359899 - ÚT 2012 RIV GR eng O - Others
Gabriel, Dušan - Kopačka, Ján - Plešek, Jiří - Ulbin, M.
Searching for local contact constraints by the Quasi-Newton methods in the finite element procedures for contact-impact problems.
3rd International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering. Athens: Institute of Structural Analysis and Antiseismic Research, 2011. s. 1-12. ISBN N
R&D Projects: GA MŠMT(CZ) ME10114; GA ČR(CZ) GA101/07/1471; GA ČR(CZ) GA101/09/1630
Institutional research plan: CEZ:AV0Z20760514
Keywords : contact-impact problems * local contact search * quasi-newton methods
Subject RIV: JC - Computer Hardware ; Software
Permanent Link: http://hdl.handle.net/11104/0197591 - 8.0328063 - ÚI 2010 RIV US eng J - Journal Article
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
Algorithm 896: LSA: Algorithms for Large-Scale Optimization.
[Algoritmus 896: LSA: Algoritmy pro rozsáhlé optimalizační úlohy.]
ACM Transactions on Mathematical Software. Roč. 36, č. 3 (2009), 16-1-16-29. ISSN 0098-3500. E-ISSN 1557-7295
R&D Projects: GA AV ČR IAA1030405; GA ČR GP201/06/P397
Institutional research plan: CEZ:AV0Z10300504
Keywords : algorithms * design * large-scale optimization * large-scale nonsmooth optimization * large-scale nonlinear least squares * large-scale nonlinear minimax * large-scale systems of nonlinear equations * sparse problems * partially separable problems * limited-memory methods * discrete Newton methods * quasi-Newton methods * primal interior-point methods
Subject RIV: BB - Applied Statistics, Operational Research
Impact factor: 1.904, year: 2009
Permanent Link: http://hdl.handle.net/11104/0174469 - 9.0103379 - UIVT-O 20040120 SIGLE CZ eng V - Research Report
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
LSA: Algorithms for Large-Scale Optimization.
Prague: ICS AS CR, 2004. 38 s. Technical Report, V-896.
R&D Projects: GA AV ČR IAA1030405
Institutional research plan: CEZ:AV0Z1030915
Keywords : large-scale optimization * large-scale nonlinear least squares * large-scale systems of nonlinear equations * large-scale nonlinear programming * sparse problems * partially separable problems * limited-memory methods * discrete Newton methods * quasi-Newton methods * KKT systems * indefinite preconditioners
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0010688File Download Size Commentary Version Access v896-04.pdf 37 267 KB Other open-access - 10.0085718 - ÚI 2008 SIGLE CZ eng V - Research Report
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
New Subroutines for Large-Scale Optimization.
Prague: ICS AS CR, 2007. 55 s. Technical Report, V-999.
R&D Projects: GA AV ČR IAA1030405; GA ČR GP201/06/P397
Institutional research plan: CEZ:AV0Z10300504
Keywords : large-scale optimization * large-scale nonsmooth optimization * large-scale nonlinear least squares * large-scale nonlinear minimax * large-scale systems of nonlinear equations * sparse problems * partially separable problems * limited-memory methods * discrete Newton methods * quasi-Newton methods * primal interior-point methods
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0148166File Download Size Commentary Version Access v999-07.pdf 80 371.9 KB Other open-access