## Found 3,766 Documents (Results 1–100)

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### A novel ILU preconditioning method with a block structure suitable for SIMD vectorization. (English)Zbl 07596877

MSC:  65F08 65F10 65Y05
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### A generalization of the ABS algorithms and its application to some special real and integer matrix factorizations. (English)Zbl 07624650

MSC:  65F05 65F08 15A23
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### Two physics-based Schwarz preconditioners for three-temperature radiation diffusion equations in high dimensions. (English)Zbl 07603685

MSC:  65F08 65F10 65M55
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### Block preconditioners for linear systems in interior point methods for convex constrained optimization. (English)Zbl 07603245

MSC:  65F08 65F10 65F50
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### Improved splitting preconditioner for double saddle point problems arising from liquid crystal director modeling. (English)Zbl 07602916

MSC:  65F08 65F10
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### A scalable and robust vertex-star relaxation for high-order FEM. (English)Zbl 07595094

MSC:  65F08 65N35 65N55
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### On block fast regularized Hermitian splitting preconditioning methods for solving discretized almost-isotropic high-dimensional spatial fractional diffusion equations. (English)Zbl 07594720

MSC:  65F08 65F10
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### Quasi-isometric mesh movement and deformation with geometrically adaptive metric. (English. Russian original)Zbl 07585494

Comput. Math. Math. Phys. 62, No. 8, 1275-1295 (2022); translation from Zh. Vychisl. Mat. Mat. Fiz. 62, No. 8, 1300-1322 (2022).
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### Preconditioners for fractional diffusion equations based on the spectral symbol. (English)Zbl 07584149

MSC:  65F08 15B05
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### Matrices associated to two conservative discretizations of Riesz fractional operators and related multigrid solvers. (English)Zbl 07584144

MSC:  65F08 15B05
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### Spectral discretization of Darcy equations coupled with Navier-Stokes equations by vorticity-velocity-pressure formulation. (English)Zbl 07584080

MSC:  65N55 65N30 65F08
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### Robust monolithic solvers for the Stokes-Darcy problem with the Darcy equation in primal form. (English)Zbl 07576737

MSC:  65F08 65N22
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### A variant of two-step modulus-based matrix splitting iteration method for retinex problem. (English)Zbl 07575602

MSC:  65F10 65F08
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### A variant of PMHSS iteration method for a class of complex symmetric indefinite linear systems. (English)Zbl 1496.65052

MSC:  65F10 65F08
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### Linear and nonlinear substructured restricted additive Schwarz iterations and preconditioning. (English)Zbl 1494.65100

MSC:  65N55 65F08 65H10
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### Some comments on preconditioning for normal equations and least squares. (English)Zbl 07568637

MSC:  65F08 65F10 65F20
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### Scalable semismooth Newton methods with multilevel domain decomposition for subsurface flow and reactive transport in porous media. (English)Zbl 07568544

MSC:  76Mxx 65Nxx 65Fxx
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### Spectral analysis for preconditioning of multi-dimensional Riesz fractional diffusion equations. (English)Zbl 07568034

MSC:  65F08 65N99
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### A preconditioning technique for Krylov subspace methods in RKHSs. (English)Zbl 1496.65044

MSC:  65F08 65F10
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### A systematic approach to constructing preconditioners for the $$hp$$-version mass matrix on unstructured and hybrid finite element meshes. (English)Zbl 1492.65295

MSC:  65N30 65N55 65F08
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### Discussions on a macro multi-time scales coupling method: existence and uniqueness of the numerical solution and strict non-negativity of the Schur complement. (English)Zbl 07565419

MSC:  65F08 65N55
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### Convergence of a generalized belief propagation algorithm for biological networks. (English)Zbl 07564631

MSC:  65F08 68Q07
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### A note on augmented unprojected Krylov subspace methods. (English)Zbl 1491.65028

MSC:  65F10 65F50 65F08
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### A variant modified skew-normal splitting iterative method for non-Hermitian positive definite linear systems. (English)Zbl 07538560

MSC:  65F10 65F08 65F50
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### Investigation and application of the domain decomposition method for simulating fuel elements. (English. Russian original)Zbl 1490.74104

Comput. Math. Math. Phys. 62, No. 4, 641-657 (2022); translation from Zh. Vychisl. Mat. Mat. Fiz. 62, No. 4, 659-676 (2022).
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### A scalable preconditioning framework for stabilized contact mechanics with hydraulically active fractures. (English)Zbl 07536775

MSC:  65Fxx 65Nxx 74Sxx
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### A preconditioner based on sine transform for space fractional diffusion equations. (English)Zbl 07533826

MSC:  65F08 65M22
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### A reverse augmented constraint preconditioner for Lagrange multiplier methods in contact mechanics. (English)Zbl 07525985

MSC:  65F08 65N55
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### On the generalized AOR and CG iteration methods for a class of block two-by-two linear systems. (English)Zbl 1491.65027

MSC:  65F10 65F08
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### A robust algebraic domain decomposition preconditioner for sparse normal equations. (English)Zbl 1492.65070

MSC:  65F08 65F20 65F50
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### Quasi-Newton variable preconditioning for nonlinear nonuniformly monotone elliptic problems posed in Banach spaces. (English)Zbl 07524734

MSC:  65J15 65F08 65N30
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### A computational study of preconditioning techniques for the stochastic diffusion equation with lognormal coefficient. (English)Zbl 1485.65028

MSC:  65F08 65C30 65N55
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### A recycling preconditioning method with auxiliary tip subspace for elastic crack propagation simulation using XFEM. (English)Zbl 07517739

MSC:  65Nxx 74Sxx 65Fxx
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### Multidirectional sweeping preconditioners with non-overlapping checkerboard domain decomposition for Helmholtz problems. (English)Zbl 07517704

MSC:  65Nxx 65Fxx 35Jxx
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### A fully structured preconditioner for a class of complex symmetric indefinite linear systems. (English)Zbl 07515304

MSC:  65F08 65F10 65F50
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### Semiconvergence of the extended PSS method for singular generalized saddle point problems. (English)Zbl 07513113

MSC:  65F10 65F08
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### Exact inverse solution techniques for a class of complex valued block two-by-two linear systems. (English)Zbl 1490.65051

MSC:  65F10 65F08 65N22
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### An exact Schur complement method for time-harmonic optimal control problems. (English)Zbl 1487.49002

Lirkov, Ivan (ed.) et al., Large-scale scientific computing. 13th international conference, LSSC 2021, Sozopol, Bulgaria, June 7–11, 2021. Revised selected papers. Cham: Springer. Lect. Notes Comput. Sci. 13127, 91-100 (2022).
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### Reduced sum implementation of the BURA method for spectral fractional diffusion problems. (English)Zbl 1493.65174

Lirkov, Ivan (ed.) et al., Large-scale scientific computing. 13th international conference, LSSC 2021, Sozopol, Bulgaria, June 7–11, 2021. Revised selected papers. Cham: Springer. Lect. Notes Comput. Sci. 13127, 57-64 (2022).
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### Low-order preconditioning of the Stokes equations. (English)Zbl 07511607

MSC:  65F08 65N55
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### Fast iterative solver for the optimal control of time-dependent PDEs with Crank-Nicolson discretization in time. (English)Zbl 07511600

MSC:  65F08 65F10 65M22
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### Recycling augmented Lagrangian preconditioner in an incompressible fluid solver. (English)Zbl 07511596

MSC:  65F08 76D05
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### Hierarchical-matrix method for a class of diffusion-dominated partial integro-differential equations. (English)Zbl 07511591

MSC:  45K05 65F08 65F30 65F50 65N22
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### A boundary-layer preconditioner for singularly perturbed convection diffusion. (English)Zbl 1492.65073

MSC:  65F08 65N22 65N55
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### Block splitting preconditioner for time-space fractional diffusion equations. (English)Zbl 1489.65052

MSC:  65F08 65M22 65M12
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### Preconditioned global GPBiCG method for solving saddle point problems with multiple right-hand sides and its convergence analysis. (English)Zbl 1482.65056

MSC:  65F10 65F08
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