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  1. 1.
    0556767 - ÚGN 2023 RIV CH eng C - Conference Paper (international conference)
    Axelsson, Owe - Lukáš, D. - Neytcheva, M.
    An exact schur complement method for time-harmonic optimal control problems.
    Lecture Notes in Computer Science. Vol. 13127. Cham: Springer Nature Switzerland AG, 2022 - (Lirkov, I.; Margenov, S.), s. 91-100. ISBN 978-3-030-97548-7. ISSN 0302-9743. E-ISSN 1611-3349.
    [International Conference on Large-Scale Scientific Computing /13./. Sozopol (BG), 07.06.2021-11.06.2021]
    EU Projects: European Commission(XE) 847593 - EURAD
    Institutional support: RVO:68145535
    Keywords : PDE-constrained optimal control problems * distributed control * preconditioning * time-harmonic maxwell equations
    OECD category: Applied mathematics
    https://link.springer.com/chapter/10.1007/978-3-030-97549-4_10
    Permanent Link: http://hdl.handle.net/11104/0330960
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    UGN_0556767.pdf2429.1 KBOtheropen-access
     
     
  2. 2.
    0556739 - ÚGN 2023 RIV NL eng J - Journal Article
    Liang, Z.-Z. - Axelsson, Owe
    Exact inverse solution techniques for a class of complex valued block two-by-two linear systems.
    Numerical Algorithms. Roč. 90, August 2021 (2022), s. 79-98. ISSN 1017-1398. E-ISSN 1572-9265
    R&D Projects: GA MŠMT LQ1602
    Institutional support: RVO:68145535
    Keywords : complex linear systems * schur complement * matrix factorization * time-harmonic parabolic equation
    OECD category: Applied mathematics
    Impact factor: 2.1, year: 2022
    Method of publishing: Limited access
    https://link.springer.com/content/pdf/10.1007/s11075-021-01180-z.pdf
    Permanent Link: http://hdl.handle.net/11104/0330901
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  3. 3.
    0495413 - ÚGN 2019 RIV NL eng J - Journal Article
    Liang, Z. Z. - Axelsson, Owe - Neytcheva, M.
    A robust structured preconditioner for the time-harmonic parabolic optimal control problem.
    Numerical Algorithms. Roč. 79, č. 2 (2018), s. 575-596. ISSN 1017-1398. E-ISSN 1572-9265
    R&D Projects: GA MŠMT LQ1602
    Institutional support: RVO:68145535
    Keywords : PDE-constrained optimization * time-harmonic parabolic equation * preconditioning * iterative solution method * spectral analysis
    OECD category: Applied mathematics
    Impact factor: 2.417, year: 2018
    https://link.springer.com/content/pdf/10.1007%2Fs11075-017-0451-5.pdf
    Permanent Link: http://hdl.handle.net/11104/0288404
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    UGN_0495413.pdf12.3 MBPublisher’s postprintopen-access
     
     
  4. 4.
    0483094 - ÚGN 2019 RIV DE eng C - Conference Paper (international conference)
    Axelsson, Owe - Lukáš, D.
    Preconditioners for Time-Harmonic Optimal Control Eddy-Current Problems.
    Lecture Notes in Computer Science. Berlin: Springer International Publishing AG, 2018, s. 47-54. Large-Scale Scientific Computing, 10665. ISBN 978-3-319-73440-8. ISSN 0302-9743. E-ISSN 1611-3349.
    [LSSC 2017 - Large Scale Scientific Computing 2017 /11./. Sozopol (BG), 05.06.2017-09.06.2017]
    R&D Projects: GA MŠMT LQ1602
    Institutional support: RVO:68145535
    Keywords : preconditioning * Krylov subspace methods Optimal control * Eddy currents * time-harmonic
    OECD category: Applied mathematics
    https://link.springer.com/chapter/10.1007/978-3-319-73441-5_4
    Permanent Link: http://hdl.handle.net/11104/0278504
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    UGN_0483094.pdf5294.8 KBAuthor´s preprintopen-access
     
     
  5. 5.
    0482324 - ÚGN 2018 RIV NL eng J - Journal Article
    Axelsson, Owe - Farouq, S. - Neytcheva, M.
    A preconditioner for optimal control problems, constrained by Stokes equation with a time-harmonic control.
    Journal of Computational and Applied Mathematics. Roč. 310, January 2017 (2017), s. 5-18. ISSN 0377-0427. E-ISSN 1879-1778
    R&D Projects: GA MŠMT ED1.1.00/02.0070
    Institutional support: RVO:68145535
    Keywords : optimal control * time-harmonic Stokes problem * preconditioning
    OECD category: Applied mathematics
    Impact factor: 1.632, year: 2017
    http://www.sciencedirect.com/science/article/pii/S0377042716302631?via%3Dihub
    Permanent Link: http://hdl.handle.net/11104/0277737
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    UGN_0482324.pdf0467.5 KBAuthor’s postprintrequire
     
     
  6. 6.
    0092658 - MÚ 2008 RIV NL eng J - Journal Article
    Vejchodský, Tomáš - Šolín, P. - Zítka, M.
    Modular hp-FEM system HERMES and its application to Maxwell´s equations.
    [Modulární systém HERMES založený na hp-MKP a jeho aplikace na Maxwellovy rovnice.]
    Mathematics and Computers in Simulation. Roč. 76, č. 2 (2007), s. 223-228. ISSN 0378-4754. E-ISSN 1872-7166.
    [MODELLING 2005. Plzeň, 04.06.2005-08.06.2005]
    R&D Projects: GA ČR GP201/04/P021
    Institutional research plan: CEZ:AV0Z10190503
    Keywords : hp-FEM * time-harmonic Maxwell´s equations * hierarchic higher-order edge elements
    Subject RIV: BA - General Mathematics
    Impact factor: 0.738, year: 2007
    Permanent Link: http://hdl.handle.net/11104/0152920
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    Vejchodsky4.pdf1604.9 KBPublisher’s postprintrequire
     
     
  7. 7.
    0055162 - MÚ 2007 RIV DE eng C - Conference Paper (international conference)
    Vejchodský, Tomáš - Šolín, P. - Zítka, M.
    On Some Aspects of the hp-FEM for Time-Harmonic Maxwell´s Equations.
    [O některých aspektech hp-MKP pro časově periodické Maxwellovy rovnice.]
    Proceedings of ENUMATH 2005, the 6th European Conference on Numerical Mathematics and Advanced Applications. Berlin: Springer, 2006 - (de Castro, A.; Gómez, D.; Quintela, P.; Salgado, P.), s.683-690. ISBN 3-540-34287-7.
    [European Conference on Numerical Mathematics and Advanced Applications - ENUMATH 2005 /6./. Santiago de Compostela (ES), 18.07.2005-22.07.2005]
    R&D Projects: GA ČR(CZ) GA102/05/0629; GA ČR(CZ) GP201/04/P021
    Institutional research plan: CEZ:AV0Z10190503
    Keywords : hp-FEM * time-harmonic Maxwell
    Subject RIV: BA - General Mathematics
    Permanent Link: http://hdl.handle.net/11104/0142983
     
     


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