![[2606.04259] An indefinite LOBPCG type of algorithm for detecting a definite Hermitian matrix pair](/static/img/curated/desks/afbytes-tech.png)
[2606.04259] An indefinite LOBPCG type of algorithm for detecting a definite Hermitian matrix pair
Abstract page for arXiv paper 2606.04259: An indefinite LOBPCG type of algorithm for detecting a definite Hermitian matrix pair
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[2606.04292] An Efficient Solver for the Richards Equation for Variably Saturated Flows in Porous Media
Abstract page for arXiv paper 2606.04292: An Efficient Solver for the Richards Equation for Variably Saturated Flows in Porous Media
[2606.04467] Decoupled iterative schemes for solving stationary MHD problems
Abstract page for arXiv paper 2606.04467: Decoupled iterative schemes for solving stationary MHD problems
[2606.04478] A novel class of high-order uniformly accurate exponential integrators with local linear extension for the charged-particle dynamics under strong magnetic field
Abstract page for arXiv paper 2606.04478: A novel class of high-order uniformly accurate exponential integrators with local linear extension for the charged-par...
[2606.04488] Numerical analysis of the second-order time-dependent saddle point Maxwell system via a parameter-free discontinuous Galerkin method: The first optimal ${\bf L}^{2}$-norm error estimates
Abstract page for arXiv paper 2606.04488: Numerical analysis of the second-order time-dependent saddle point Maxwell system via a parameter-free discontinuous G...
[2606.04644] Well-posedness and finite element approximation of the electrostatic shear Alfvén wave equations
Abstract page for arXiv paper 2606.04644: Well-posedness and finite element approximation of the electrostatic shear Alfvén wave equations
[2606.04670] Fitting scattered data with optional monotonicity constraints on GPU: LipFit package
Abstract page for arXiv paper 2606.04670: Fitting scattered data with optional monotonicity constraints on GPU: LipFit package
[2606.04864] An algebraic multiscale preconditioner for large sparse SPD matrices
Abstract page for arXiv paper 2606.04864: An algebraic multiscale preconditioner for large sparse SPD matrices
[2606.04882] Arbitrary high order shaped stencils for time domain finite difference schemes in seismic wave propagation
Abstract page for arXiv paper 2606.04882: Arbitrary high order shaped stencils for time domain finite difference schemes in seismic wave propagation
[2606.04941] A decoupled energy-stable mixed finite element method for Poisson-Nernst-Planck-Navier-Stokes equations
Abstract page for arXiv paper 2606.04941: A decoupled energy-stable mixed finite element method for Poisson-Nernst-Planck-Navier-Stokes equations
[2606.04982] Convergence of parallel overlapping domain decomposition methods with impedance boundary conditions for time-harmonic Maxwell equations in heterogeneous media
Abstract page for arXiv paper 2606.04982: Convergence of parallel overlapping domain decomposition methods with impedance boundary conditions for time-harmonic ...
[2508.21427] Computing Radially-Symmetric Solutions of the Ultra-Relativistic Euler Equations with Entropy-Stable Discontinuous Galerkin Methods
Abstract page for arXiv paper 2508.21427: Computing Radially-Symmetric Solutions of the Ultra-Relativistic Euler Equations with Entropy-Stable Discontinuous Gal...
[2606.02582] Applying Two-Grid Preconditioner for Subsurface Flow Simulation using Attention-enhanced Hybrid Network to Accelerate Multiscale Discretization in High-contrast Media
Abstract page for arXiv paper 2606.02582: Applying Two-Grid Preconditioner for Subsurface Flow Simulation using Attention-enhanced Hybrid Network to Accelerate ...
[2606.01888] Block Jacobi/Gauss-Seidel preconditioning for GLT sequences, and GLH sequences
Abstract page for arXiv paper 2606.01888: Block Jacobi/Gauss-Seidel preconditioning for GLT sequences, and GLH sequences
[2506.17193] Any nonincreasing convergence curves are simultaneously possible for GMRES and weighted GMRES, as well as for left and right preconditioned GMRES
Abstract page for arXiv paper 2506.17193: Any nonincreasing convergence curves are simultaneously possible for GMRES and weighted GMRES, as well as for left and...
[2605.30379] Algebraic and FFT-Based Methods for Discrete-Time Matrix Convolutions with Applications to Semi-Markov Models
Abstract page for arXiv paper 2605.30379: Algebraic and FFT-Based Methods for Discrete-Time Matrix Convolutions with Applications to Semi-Markov Models
[2605.31055] A novel Chebyshev collocation method for elliptic -type differential equations with degenerate coefficient
Abstract page for arXiv paper 2605.31055: A novel Chebyshev collocation method for elliptic -type differential equations with degenerate coefficient
[2605.31122] Solving Coupled Tensor Equation $\mathcal{A} \ltimes \mathcal{X} =\mathcal{B}, \ \mathcal{X}\ltimes \mathcal{C}=\mathcal{D}$ using Semi-Tensor Products in the t-product
Abstract page for arXiv paper 2605.31122: Solving Coupled Tensor Equation $\mathcal{A} \ltimes \mathcal{X} =\mathcal{B}, \ \mathcal{X}\ltimes \mathcal{C}=\mathc...
[2605.31032] On the Application of Hybrid Mixed Domain Decomposition Methods to Permanent Magnet Synchronous Machines
Abstract page for arXiv paper 2605.31032: On the Application of Hybrid Mixed Domain Decomposition Methods to Permanent Magnet Synchronous Machines
[2605.29186] Modal-Rectification-Based Directional Edge Diffusion for Cartesian Convection--Diffusion Problems
Abstract page for arXiv paper 2605.29186: Modal-Rectification-Based Directional Edge Diffusion for Cartesian Convection--Diffusion Problems
[2605.29213] Multifidelity Proper Orthogonal Decomposition
Abstract page for arXiv paper 2605.29213: Multifidelity Proper Orthogonal Decomposition
[2605.29598] An IMEX-DG solver with non-conforming mesh refinement for atmospheric dynamics with rotation
Abstract page for arXiv paper 2605.29598: An IMEX-DG solver with non-conforming mesh refinement for atmospheric dynamics with rotation
[2605.28684] History-aware adaptive reduced-order models via incremental singular value decomposition
Abstract page for arXiv paper 2605.28684: History-aware adaptive reduced-order models via incremental singular value decomposition