## Found 530 Documents (Results 1–100)

100
MathJax

Full Text:

### An efficient matrix-free preconditioned conjugate gradient based multigrid method for phase field modeling of fracture in heterogeneous materials from 3D images. (English)Zbl 07442811

MSC:  74-XX 76-XX
Full Text:

Full Text:

### Stochastic preconditioning of domain decomposition methods for elliptic equations with random coefficients. (English)Zbl 07414364

MSC:  65-XX 94-XX
Full Text:

Full Text:

MSC:  65F10

MSC:  74S05
Full Text:

Full Text:

### Structure of the preconditioned system in various preconditioned conjugate gradient squared algorithms. (English)Zbl 1452.65061

MSC:  65F10 65F08
Full Text:

### Newton-type method for solving systems of linear equations and inequalities. (English. Russian original)Zbl 1451.65029

Comput. Math. Math. Phys. 59, No. 12, 2017-2032 (2019); translation from Zh. Vychisl. Mat. Mat. Fiz. 59, No. 12, 2086-2101 (2019).
MSC:  65F10 65K05
Full Text:

Full Text:

### A robust iterative scheme for symmetric indefinite systems. (English)Zbl 1420.65037

MSC:  65F10 65F15 65F50
Full Text:

### An out-of-core eigen-solver with OpenMP parallel scheme for large spare damped system. (English)Zbl 1480.65082

MSC:  65F15 65Y05
Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

MSC:  65-XX
Full Text:

Full Text:

### Preconditioned conjugate gradient methods for the solution of Love’s integral equation with very small parameter. (English)Zbl 1372.65345

MSC:  65R20 45B05 65F08
Full Text:

### Derivative-free restrictively preconditioned conjugate gradient path method without line search technique for solving linear equality constrained optimization. (English)Zbl 1368.90184

MSC:  90C53 90C30 90C55
Full Text:

### A preconditioned fast Hermite finite element method for space-fractional diffusion equations. (English)Zbl 1368.35276

MSC:  35R11 65N30 65F10
Full Text:

### A nonmonotone inexact Newton method for unconstrained optimization. (English)Zbl 1373.90176

MSC:  90C53 90C30
Full Text:

### Preconditioners with projectors for mixed hybrid finite element methods. (English)Zbl 1365.65077

MSC:  65F08 35J25 65N30
Full Text:

Full Text:

### Two efficient inexact algorithms for a class of large sparse complex linear systems. (English)Zbl 1350.65024

MSC:  65F10 65F08 65F50
Full Text:

Full Text:

Full Text:

Full Text:

### A modified truncated Newton algorithm for the logit-based stochastic user equilibrium problem. (English)Zbl 1443.90089

MSC:  90-10 90B20
Full Text:

### Different approaches to interface weights in the BDDC method in 3D. (English)Zbl 1374.65201

Chleboun, J. (ed.) et al., Programs and algorithms of numerical mathematics 17. Proceedings of the 17th seminar (PANM), Dolní Maxov, Czech Republic, June 8–13, 2014. Prague: Academy of Sciences of the Czech Republic, Institute of Mathematics (ISBN 978-80-85823-64-6). 47-57 (2015).
Reviewer: Michal Krizek
MSC:  65N55 35J05 74B05 74S30 65F08
Full Text:

### Superoptimal preconditioners for functions of matrices. (English)Zbl 1349.65106

MSC:  65F08 65F10 65F60
Full Text:

### Preconditioned eigensolvers for large-scale nonlinear Hermitian eigenproblems with variational characterizations. II. Interior eigenvalues. (English)Zbl 1329.65108

MSC:  65H17 65F08
Full Text:

Full Text:

Full Text:

Full Text:

### Numerical homogenization of heterogeneous anisotropic linear elastic materials. (English)Zbl 1448.74100

Lirkov, Ivan (ed.) et al., Large-scale scientific computing. 9th international conference, LSSC 2013, Sozopol, Bulgaria, June 3–7, 2013. Revised selected papers. Berlin: Springer. Lect. Notes Comput. Sci. 8353, 347-354 (2014).
Full Text:

### Efficient tridiagonal preconditioner for the matrix-free truncated Newton method. (English)Zbl 1334.65113

MSC:  65K10 65F08 65H10
Full Text:

Full Text:

Full Text:

Full Text:

### An indefinite variant of LOBPCG for definite matrix pencils. (English)Zbl 1297.65040

MSC:  65F15 65F08 15A22
Full Text:

### The PCGM for Cauchy inverse problems in 3D potential. (English)Zbl 1292.65118

Gao, X. W. (ed.) et al., Boundary elements and other mesh reduction methods XXXVI. Selected papers based on the presentations at the 36th international conference (BEM/MRM), New Forest, UK, June 8–11, 2014. Southampton: WIT Press (ISBN 978-1-84564-841-1/hbk; 978-1-84564-842-8/ebook). WIT Transactions on Modelling and Simulation 56, 297-305 (2014).
Full Text:

### Pseudoinverse preconditioners and iterative methods for large dense linear least-squares problems. (English)Zbl 1392.65025

MSC:  65F08 65F10 15A09
Full Text:

Full Text:

### Adaptive-multilevel BDDC and its parallel implementation. (English)Zbl 1307.65175

MSC:  65N55 65N12 35J40 74B05 74S30 65F08
Full Text:

Full Text:

Full Text:

Full Text:

### Comparative convergence analysis of nonlinear AMLI-cycle multigrid. (English)Zbl 1276.65089

MSC:  65N55 65H10
Full Text:

### Inexact additive Schwarz solvers for $$hp$$-FEM discretizations in three dimensions. (English)Zbl 1263.65109

Apel, Thomas (ed.) et al., Advanced finite element methods and applications. Berlin: Springer (ISBN 978-3-642-30315-9/hbk; 978-3-642-30316-6/ebook). Lecture Notes in Applied and Computational Mechanics 66, 91-108 (2013).
Full Text:

### A preconditioned conjugate gradient algorithm for GeneRank with application to microarray data mining. (English)Zbl 1260.68351

MSC:  68T05 92D10
Full Text:

### On decomposition-based block preconditioned iterative methods for half-quadratic image restoration. (English)Zbl 1253.65027

MSC:  65D18 65F10 65F08
Full Text:

Full Text:

Full Text:

Full Text:

### On the performance of a simple parallel implementation of the ILU-PCG for the Poisson equation on irregular domains. (English)Zbl 1245.76065

MSC:  76M12 65Y05
Full Text:

Full Text:

### A matrix-free approach for solving the parametric Gaussian process maximum likelihood problem. (English)Zbl 1241.65020

MSC:  65C60 90C15 65F10 65F30
Full Text:

Full Text:

Full Text:

### BDDC and FETI-DP preconditioners for spectral element discretizations of almost incompressible elasticity. (English)Zbl 1430.74020

Hesthaven, Jan S. (ed.) et al., Spectral and high order methods for partial differential equations. Selected papers from the 8th ICOSAHOM ’09 conference, Trondheim, Norway, June 22–26, 2009. Berlin: Springer. Lect. Notes Comput. Sci. Eng. 76, 479-486 (2011).
MSC:  74B05 74S25 65N55
Full Text:

### FETI-DP for Stokes-Mortar-Darcy systems. (English)Zbl 1430.76440

Huang, Yunqing (ed.) et al., Domain decomposition methods in science and engineering XIX. Selected papers based on the presentations at the 19th international conference on domain decoposition (DD19), Zhanjiajie, China, August 17–22, 2009. Berlin: Springer. Lect. Notes Comput. Sci. Eng. 78, 221-228 (2011).
MSC:  76S05 76M10 65M55
Full Text:

### Approximate inverse-free preconditioners for Toeplitz matrices. (English)Zbl 1222.65029

MSC:  65F08 65F10
Full Text:

### From extruded-2D to fully-3D geometries for DNS: a multigrid-based extension of the Poisson solver. (English)Zbl 1398.76071

Tromeur-Dervout, Damien (ed.) et al., Parallel computational fluid dynamics 2008. Parallel numerical methods, software development and applications. Proceedings of the 20th international conference, Lyon, France, May 19–22, 2008. Berlin: Springer (ISBN 978-3-642-14437-0/hbk; 978-3-642-26515-0/pbk978-3-642-14438-7/ebook). Lecture Notes in Computational Science and Engineering 74, 219-226 (2010).
MSC:  76F65 76D05 65F10
Full Text:

### Robust preconditioners for the matrix free truncated Newton method. (English)Zbl 1340.90229

Vejchodský, T. (ed.) et al., Programs and algorithms of numerical mathematics 15. Proceedings of the 15th seminar (PANM), Dolní Maxov, Czech Republic, June 6–11, 2010. Prague: Academy of Sciences of the Czech Republic, Institute of Mathematics (ISBN 978-80-85823-57-8). 137-151 (2010).
Full Text:

Full Text:

### Preconditioned iterative methods for algebraic systems from multiplicative half-quadratic regularization image restorations. (English)Zbl 1240.65166

MSC:  65H10 94A08 65F08
Full Text:

Full Text:

Full Text:

MSC:  65K05
Full Text:

### A refined block conjugate gradient method for symmetric eigenvalue problems. (English)Zbl 1224.65098

MSC:  65F15 65F08

### Accelerated line-search and trust-region methods. (English)Zbl 1191.65067

MSC:  65K05 90C30 90C51
Full Text:

### The development of coarse spaces for domain decomposition algorithms. (English)Zbl 1183.65167

Bercovier, Michel (ed.) et al., Domain decomposition methods in science and engineering XVIII. Selected papers based on the presentations at the 18th international conference of domain decomposition methods, Jerusalem, Israel, January 12–17, 2008. Berlin: Springer (ISBN 978-3-642-02676-8/hbk; 978-3-642-04466-3/ebook). Lecture Notes in Computational Science and Engineering 70, 241-248 (2009).
Full Text:

Full Text:

### Accuracy and run-time comparison for different potential approaches and iterative solvers in finite element method based EEG source analysis. (English)Zbl 1165.92029

MSC:  92C55 78A70 65N30
Full Text:

### Conjugate gradient algorithms in nonconvex optimization. (English)Zbl 1171.49002

Nonconvex Optimization and Its Applications 89. Berlin: Springer (ISBN 978-3-540-85633-7/hbk; 978-3-540-85634-4/ebook). xxvi, 477 p. (2009).
Full Text:

### A high performance large sparse symmetric solver for the meshfree Galerkin method. (English)Zbl 1264.80032

MSC:  80M25 80A20 65F50
Full Text:

### Fast parallel finite element approximate inverses. (English)Zbl 1232.65053

MSC:  65F10 65-04 65Y05
Full Text:

### The preconditioner for Hermitian Toeplitz systems. (Chinese. English summary)Zbl 1199.65093

MSC:  65F08 65F10 15B05

### Parallel DD-MIC(0) preconditioning of nonconforming rotated trilinear FEM elasticity systems. (English)Zbl 1229.65066

Lirkov, Ivan (ed.) et al., Large-scale scientific computing. 6th international conference, LSSC 2007, Sozopol, Bulgaria, June 5–9, 2007. Revised papers. Berlin: Springer (ISBN 978-3-540-78825-6/pbk). Lecture Notes in Computer Science 4818, 745-752 (2008).
MSC:  65F10 65Y05 74S05
Full Text:

### MIC(0) DD preconditioning of FEM elasticity systems on unstructured tetrahedral grids. (English)Zbl 1229.65200

Lirkov, Ivan (ed.) et al., Large-scale scientific computing. 6th international conference, LSSC 2007, Sozopol, Bulgaria, June 5–9, 2007. Revised papers. Berlin: Springer (ISBN 978-3-540-78825-6/pbk). Lecture Notes in Computer Science 4818, 688-695 (2008).
MSC:  65N22 65F10
Full Text:

### The restrictively preconditioned conjugate gradient methods on normal residual for block two-by-two linear systems. (English)Zbl 1174.65014

MSC:  65F10 65F50

Full Text:

Full Text:

### Iteratively constructing preconditioners via the conjugate gradient method. (English)Zbl 1232.65051

STOC’07. Proceedings of the 39th annual ACM symposium on theory of computing, San Diego, CA, USA, June 11–13, 2007. New York, NY: Association for Computing Machinery (ACM) (ISBN 978-1-59593-631-8). 207-216 (2007).
MSC:  65F10

MSC:  65D05
Full Text:

Full Text:

### An introduction to iterative Toeplitz solvers. (English)Zbl 1146.65028

Fundamentals of Algorithms 5. Philadelphia, PA: Society for Industrial and Applied Mathematics (SIAM) (ISBN 978-0-898716-36-8/pbk; 978-0-89871-885-0/ebook). xii, 111 p. (2007).
Full Text:

MSC:  90C51
Full Text:

### An improved inexact Newton method. (English)Zbl 1180.90325

MSC:  90C30 65K05
Full Text:

### Inner solvers for interior point methods for large scale nonlinear programming. (English)Zbl 1146.90068

MSC:  90C30 90C51 90C06
Full Text:

### An efficient algorithm for superresolution in medium field imaging. (English)Zbl 1147.68822

MSC:  68U10 94A08 65F50
Full Text:

### On the enforcement of the zero mean pressure condition in the spectral element approximation of the Stokes problem. (English)Zbl 1176.76090

MSC:  76M22 76D07
Full Text:

all top 5

all top 5

all top 5

all top 3

all top 3