Výsledky vyhledávání
- 1.0403202 - UIVT-O 970115 CZ eng V - Výzkumná zpráva
Lukšan, Ladislav - Vlček, Jan
PEQN, PEQL - CGS Based Algorithms for Sparse Systems of Nonlinear Equations.
Prague: ICS AS CR, 1997. 16 s. Technical Report, V-719.
Grant CEP: GA ČR GA201/96/0918
Klíčová slova: nonlinear equations * sparse systems * discrete Newton method * limited memory quasi-Newton method * iterative solution of linear systems * conjugate gradient squared * residual smoothing
Trvalý link: http://hdl.handle.net/11104/0123527Název souboru Staženo Velikost Komentář Verze Přístup v719-97.pdf 17 198.2 KB Jiná povolen - 2.0402637 - UIVT-O 950245 CZ eng V - Výzkumná zpráva
Benzi, M. - Tůma, Miroslav
A Sparse Approximate Inverse Preconditioner for Nonsymmetric Linear Systems.
Prague: ICS AS CR, 1995. 36 s. Technical Report, V-653.
Grant CEP: GA ČR GA201/93/0067; GA AV ČR IAA230401
Klíčová slova: large sparse systems * interative methods * preconditioning * approximate inverse * sparse linear systems * sparse matrices * incomplete factorizations * conjugate gradient-type methods
Trvalý link: http://hdl.handle.net/11104/0123023Název souboru Staženo Velikost Komentář Verze Přístup v653-95.pdf 12 304.7 KB Jiná povolen - 3.0402636 - UIVT-O 980001 RIV US eng J - Článek v odborném periodiku
Benzi, M. - Tůma, Miroslav
A Sparse Approximate Inverse Preconditioner for Nonsymmetric Linear Systems.
SIAM Journal on Scientific Computing. Roč. 19, č. 3 (1998), s. 968-994. ISSN 1064-8275. E-ISSN 1095-7197
Grant CEP: GA ČR GA201/93/0067; GA AV ČR IAA230401
Klíčová slova: large sparse systems * interative methods * preconditioning * approximate inverse * sparse linear systems * sparse matrices * incomplete factorizations * conjugate gradient-type methods
Kód oboru RIV: BA - Obecná matematika
Impakt faktor: 1.378, rok: 1998
Trvalý link: http://hdl.handle.net/11104/0123022 - 4.0402541 - UIVT-O 960191 US eng C - Konferenční příspěvek (zahraniční konf.)
Benzi, M. - Tůma, Miroslav
A Comparison of Some Preconditioning Techniques for General Sparse Matrices.
Iterative Methods in Linear Algebra II. Proceedings of the Second IMACS International Symposium. Piscataway: IMACS, 1996 - (Margenov, S.; Vassilevski, P.), s. 191-203. IMACS Series in Computational and Applied Mathematics, 3.
[IMACS'95. Blagoevgrad (BG), 17.06.1995-20.06.1995]
Grant CEP: GA ČR GA201/93/0067
Klíčová slova: large sparse systems * interative methods * sparse systems of linear equations * sparse matrices * normal equations * preconditioned conjugate gradient * last squares problems * incomplete orthogonal decompositions * approximate inverse preconditioning
Trvalý link: http://hdl.handle.net/11104/0122946 - 5.0402285 - UIVT-O 960009 CZ eng V - Výzkumná zpráva
Benzi, M. - Tůma, Miroslav
A Comparison of Some Preconditioning Techniques for General Sparse Matrices.
Prague: ICS AS CR, 1995. 13 s. Technical Report, V-622.
Grant CEP: GA ČR GA201/93/0067
Klíčová slova: large sparse systems * interative methods * sparse systems of linear equations * sparse matrices * normal equations * preconditioned conjugate gradient * last squares problems * incomplete orthogonal decompositions * approximate inverse preconditioning
Trvalý link: http://hdl.handle.net/11104/0122692Název souboru Staženo Velikost Komentář Verze Přístup v622-95.pdf 12 185.7 KB Jiná povolen - 6.0402240 - UIVT-O 960120 RIV US eng J - Článek v odborném periodiku
Benzi, M. - Meyer, C. D. - Tůma, Miroslav
A Sparse Approximate Inverse Preconditioner for the Conjugate Gradient Method.
SIAM Journal on Scientific Computing. Roč. 17, č. 5 (1996), s. 1135-1149. ISSN 1064-8275. E-ISSN 1095-7197
Grant CEP: GA ČR GA201/93/0067; GA AV ČR IAA230401
Klíčová slova: large sparse systems * interative methods * sparse approximate inverses * preconditioned conjuge gradient method * H-matrices * incomplete factorizations
Impakt faktor: 1.023, rok: 1996
Trvalý link: http://hdl.handle.net/11104/0122649 - 7.0402219 - UIVT-O 940331 CZ eng A - Abstrakt
Tůma, Miroslav
An Explicit Preconditioner for the Conjugate Gradient Algorithm.
APLIMA'94. Liberec: Technical University, 1994. s. 6-7.
[Conference on Numerical and Applied Mathematics. 08.06.1994, Liberec]
Grant CEP: GA ČR GA201/93/0067
Klíčová slova: large sparse systems * interative methods
Trvalý link: http://hdl.handle.net/11104/0122628 - 8.0402111 - UIVT-O 940163 CZ eng A - Abstrakt
Tůma, Miroslav - Rozložník, Miroslav
On the Solution of Symmetric Indefinite Systems in the Underground Water Flow Modelling.
Modelling'94. Abstracts. Prague: ICS AS CR, 1994. s. 63.
[International Symposium on Mathematical Modelling and Computational Methods. 29.08.1994-02.09.1994, Prague]
Grant CEP: GA ČR GA201/93/0067
Klíčová slova: large sparse systems * flow in porous media * finite element methods * interative methods * potential flow problem * mixed-hybrid formulation * symmetric indefinite systems * preconditioning
Trvalý link: http://hdl.handle.net/11104/0122523 - 9.0402094 - UIVT-O 940140 US eng J - Článek v odborném periodiku
Lukšan, Ladislav
Inexact Trust Region Method for Large Sparse Systems of Nonlinear Equations.
Journal of Optimization Theory and Applications. Roč. 81, č. 3 (1994), s. 569-590. ISSN 0022-3239. E-ISSN 1573-2878
Grant CEP: GA ČR GA201/93/0429
Klíčová slova: sparse systems * nonlinear equations * trust region methods
Impakt faktor: 0.316, rok: 1994
Trvalý link: http://hdl.handle.net/11104/0122506 - 10.0402081 - UIVT-O 940127 CZ eng C - Konferenční příspěvek (zahraniční konf.)
Strakoš, Zdeněk - Tůma, Miroslav
Current Trends in Numerical Linear Algebra: From Theory to Practice.
SOFSEM' 94. Invited Talks. Brno: Ústav výpočetní techniky MU, 1994 - (Bartošek, M.), s. 229-247
[SOFSEM'94 /21./. Milovy (CZ), 27.11.1994-09.12.1994]
Grant CEP: GA AV ČR IAA230401
Klíčová slova: numerical analysis * numerical linear algebra * linear algebraic systems * sparse direct solvers * iterative methods * eigenvalue computations * parallel architectures and algorithms * large sparse systems * Gauss algorithm
Trvalý link: http://hdl.handle.net/11104/0122493Název souboru Staženo Velikost Komentář Verze Přístup 0402081.pdf 0 675.6 KB Autorský preprint povolen