Search results
- 1.0488869 - ÚI 2020 RIV NL eng J - Journal Article
Vlček, Jan - Lukšan, Ladislav
Properties of the block BFGS update and its application to the limited-memory block BNS method for unconstrained minimization.
Numerical Algorithms. Roč. 80, č. 3 (2019), s. 957-987. ISSN 1017-1398. E-ISSN 1572-9265
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : Unconstrained minimization * Block variable metric methods * Limited-memory methods * BFGS update * Global convergence * Numerical results
OECD category: Applied mathematics
Impact factor: 2.064, year: 2019
Method of publishing: Limited access
http://dx.doi.org/10.1007/s11075-018-0513-3
Permanent Link: http://hdl.handle.net/11104/0283390 - 2.0481663 - 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 - 3.0477885 - ÚI 2018 RIV US eng J - Journal Article
Du, K. - Duintjer Tebbens, Jurjen - Meurant, G.
Any Admissible Harmonic Ritz Value Set is Possible for GMRES.
Electronic Transactions on Numerical Analysis. Roč. 47, September 18 (2017), s. 37-56. ISSN 1068-9613. E-ISSN 1068-9613
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : Ritz values * harmonic Ritz values * GMRES convergence * prescribed residual norms * FOM convergence
OECD category: Applied mathematics
Impact factor: 1.138, year: 2017
http://etna.mcs.kent.edu/volumes/2011-2020/vol47/abstract.php?vol=47&pages=37-56
Permanent Link: http://hdl.handle.net/11104/0274104File Download Size Commentary Version Access a0477885.pdf 15 323.4 KB Publisher’s postprint require - 4.0474150 - ÚI 2018 RIV CZ eng J - Journal Article
Hnětynková, I. - Plešinger, Martin - Žáková, J.
Filter Factors of Truncated TLS Regularization with Multiple Observations.
Applications of Mathematics. Roč. 62, č. 2 (2017), s. 105-120. ISSN 0862-7940. E-ISSN 1572-9109
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : truncated total least squares * multiple right-hand sides * eigenvalues of rank-d update * ill-posed problem * regularization * filter factors
OECD category: Applied mathematics
Impact factor: 0.897, year: 2017
http://hdl.handle.net/10338.dmlcz/146698
Permanent Link: http://hdl.handle.net/11104/0271259File Download Size Commentary Version Access a0474150.pdf 2 12.7 MB Publisher’s postprint open-access - 5.0473670 - ÚI 2018 RIV NL eng J - Journal Article
Kopal, Jiří - Rozložník, Miroslav - Tůma, Miroslav
An Adaptive Multilevel Factorized Sparse Approximate Inverse Preconditioning.
Advances in Engineering Software. Roč. 113, November (2017), s. 19-24. ISSN 0965-9978. E-ISSN 1873-5339
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : approximate inverse * Gram–Schmidt orthogonalization * incomplete factorization * multilevel methods * preconditioned conjugate gradient method
OECD category: Applied mathematics
Impact factor: 3.198, year: 2017
Permanent Link: http://hdl.handle.net/11104/0270800 - 6.0473663 - 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 - 7.0467970 - ÚI 2017 RIV US eng J - Journal Article
Hnětynková, Iveta - Plešinger, M. - Sima, D.M.
Solvability of the Core Problem with Multiple Right-Hand Sides in the TLS Sense.
SIAM Journal on Matrix Analysis and Applications. Roč. 37, č. 3 (2016), s. 861-876. ISSN 0895-4798. E-ISSN 1095-7162
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : total least squares (TLS) problem * multiple right-hand sides * core problem * linear approximation problem * error-in-variables modeling * orthogonal regression * classical TLS algorithm
Subject RIV: BA - General Mathematics
Impact factor: 2.194, year: 2016
Permanent Link: http://hdl.handle.net/11104/0265909File Download Size Commentary Version Access a0467970.pdf 16 226.4 KB Publisher’s postprint require - 8.0456732 - ÚI 2017 RIV US eng J - Journal Article
Fassbender, H. - Rozložník, Miroslav
On the Conditioning of Factors in the SR Decomposition.
Linear Algebra and Its Applications. Roč. 505, 15 September (2016), s. 224-244. ISSN 0024-3795. E-ISSN 1873-1856
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : SR decomposition * symplectic matrices * skew-symmetric bilinear forms * orthogonalization * condition number
Subject RIV: BA - General Mathematics
Impact factor: 0.973, year: 2016
Permanent Link: http://hdl.handle.net/11104/0257207File Download Size Commentary Version Access 0456732.pdf 0 647.2 KB Author´s preprint require a0456732.pdf 11 403.3 KB Publisher’s postprint require - 9.0456004 - ÚI 2017 RIV US eng J - Journal Article
Kopal, Jiří - Rozložník, Miroslav - Tůma, Miroslav
Factorized Approximate Inverses With Adaptive Dropping.
SIAM Journal on Scientific Computing. Roč. 38, č. 3 (2016), A1807-A1820. ISSN 1064-8275. E-ISSN 1095-7197
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : approximate inverses * incomplete factorization * Gram–Schmidt orthogonalization * preconditioned iterative methods
Subject RIV: BA - General Mathematics
Impact factor: 2.195, year: 2016
Permanent Link: http://hdl.handle.net/11104/0256585File Download Size Commentary Version Access 0456004.pdf 1 8.8 MB Author´s preprint require a0456004.pdf 10 1.2 MB Publisher’s postprint require - 10.0454997 - ÚI 2017 RIV SE eng J - Journal Article
Duintjer Tebbens, Jurjen - Meurant, G.
On the Convergence of Q-OR and Q-MR Krylov Methods for Solving Nonsymmetric Linear Systems.
Bit. Roč. 56, č. 1 (2016), s. 77-97. ISSN 0006-3835. E-ISSN 1572-9125
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : Krylov method * Q-OR method * Q-MR method * BiCG * QMR * CMRH * eigenvalue influence * prescribed convergence
Subject RIV: BA - General Mathematics
Impact factor: 1.670, year: 2016
Permanent Link: http://hdl.handle.net/11104/0255656File Download Size Commentary Version Access a0454997.pdf 15 528.6 KB Publisher’s postprint require