Found 1,088 Documents (Results 1–100)
Fast algebraic multigrid for block-structured dense systems arising from nonlocal diffusion problems. (English) Zbl 07930242
Progress towards the two-thirds conjecture on locating-total dominating sets. (English) Zbl 07919616
A fast algorithm for rank-\((L, M, N)\) block term decomposition of multi-dimensional data. (English) Zbl 07915990
On the generalized Apostol-Kolodner differential equation of the second-order. (English) Zbl 07905423
A two-grid characteristic block-centered finite difference method for Darcy-Forchheimer slightly compressible miscible displacement problem. (English) Zbl 1543.65133
Fourth-order compact block-centered splitting domain decomposition method for parabolic equations. (English) Zbl 1541.65085
An inexactly accelerated algorithm for nonnegative tensor CP decomposition with the column unit constraints. (English) Zbl 07878095
MSC:
90Cxx
Accurate finite element modeling of multilayered flexible piezoelectric energy harvesting devices with strong coupling of structure, piezoelectricity, and circuit. (English) Zbl 07868827
Randomized block Krylov subspace algorithms for low-rank quaternion matrix approximations. (English) Zbl 07853025
Extending a conjecture of Graham and Lovász on the distance characteristic polynomial. (English) Zbl 1539.05069
Harish-Chandra bimodules for type A rational Cherednik algebras. (English) Zbl 1541.16006
Reviewer: Alexis Langlois-Rémillard (Bonn)
An iterative solver for the HPS discretization applied to three dimensional Helmholtz problems. (English) Zbl 1531.65265
Scheduling to reduce close contacts: resolvable grid graph decomposition and packing. (English) Zbl 1530.92214
Symbol based convergence analysis in block multigrid methods with applications for Stokes problems. (English) Zbl 1526.65007
Transformed Schatten-1 penalty based full-rank latent label learning for incomplete multi-label classification. (English) Zbl 07758487
Synthesis of combinational circuits by means of bi-decomposition of Boolean functions. (English) Zbl 1527.94099
The condition number of many tensor decompositions is invariant under Tucker compression. (English) Zbl 1523.65040
Thresholds for Latin squares and Steiner triple systems: bounds within a logarithmic factor. (English) Zbl 1520.05089
On relative accuracy of the one-sided block-Jacobi SVD algorithm. (English) Zbl 1533.65051
Wyrzykowski, Roman (ed.) et al., Parallel processing and applied mathematics. 14th international conference, PPAM 2022, Gdansk, Poland, September 11–14, 2022. Revised selected papers. Part I. Cham: Springer. Lect. Notes Comput. Sci. 13826, 464-475 (2023).
Mixed precision low-rank approximations and their application to block low-rank LU factorization. (English) Zbl 1525.65038
Convergence of an asynchronous block-coordinate forward-backward algorithm for convex composite optimization. (English) Zbl 1522.90106
On proximal augmented Lagrangian based decomposition methods for dual block-angular convex composite programming problems. (English) Zbl 1532.90072
MSC:
90C25
Row replicated block Cimmino. (English) Zbl 07713600
Optimal block preconditioner for an efficient numerical solution of the elliptic optimal control problems using GMRES solver. (English) Zbl 1524.49003
A modified-upwind with block-centred finite difference scheme based on the two-grid algorithm for convection-diffusion-reaction equations. (English) Zbl 1524.65493
Right-angled Coxeter groups with totally disconnected Morse boundaries. (English) Zbl 1522.20174
Reviewer: Felix Schremmer (Hong Kong)
Inversion of eddy-current signals using a level-set method and block Krylov solvers. (English) Zbl 1520.35149
Inertial proximal block coordinate method for a class of nonsmooth sum-of-ratios optimization problems. (English) Zbl 1519.90182
On the existence of special nonlinear invariants for round functions of XSL-ciphers. (English. Russian original) Zbl 1514.94053
Discrete Math. Appl. 33, No. 2, 65-75 (2023); translation from Diskretn. Mat. 33, No. 2, 31-45 (2021).
MSC:
94A60
A data-driven multi-flaw detection strategy based on deep learning and boundary element method. (English) Zbl 1515.74024
The existence of designs via iterative absorption: hypergraph \(F\)-designs for arbitrary \(F\). (English) Zbl 1515.05005
Memoirs of the American Mathematical Society 1406. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-6024-2/pbk; 978-1-4704-7444-7/ebook). v, 131 p. (2023).
Reviewer: V. Yegnanarayanan (Chennai)
On global convergence of alternating least squares for tensor approximation. (English) Zbl 1516.90068
Circuit implementation of discrete-time quantum walks via the shunt decomposition method. (English) Zbl 1509.81309
Signal decomposition using masked proximal operators. (English) Zbl 1508.94029
Reviewer: Yuehua Wu (Toronto)
MSC:
94A12
A superlinearly convergent splitting feasible sequential quadratic optimization method for two-block large-scale smooth optimization. (English) Zbl 1513.90178
Graph decomposition methods for variance balanced block designs with correlated errors. (English) Zbl 1495.62059
High-fidelity tensor-decomposition based matrix formation for isogeometric buckling analysis of laminated shells with solid-shell formulation. (English) Zbl 1534.74081
Algorithm 1022: efficient algorithms for computing a rank-revealing UTV factorization on parallel computing architectures. (English) Zbl 07666978
MSC:
65-XX
On the iterlayer contact conditions in multilayer thin body theory and some issues of splitting initial-boundary value problems. (English) Zbl 1502.74078
Reversible computation in integrated photonics. (English) Zbl 07615938
Mezzina, Claudio Antares (ed.) et al., Reversible computation. 14th international conference, RC 2022, Urbino, Italy, July 5–6, 2022. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 13354, 3-19 (2022).
Association scheme with PBIB designs for minimum co-independent dominating sets of circulant graphs. (English) Zbl 1513.05046
Projection schemes based on Hessenberg process for Sylvester tensor equation with low-rank right-hand side. (English) Zbl 1513.65116
Numerical analysis of two-grid block-centered finite difference method for two-phase flow in porous medium. (English) Zbl 1513.65323
Efficient solution of 3D elasticity problems with smoothed aggregation algebraic multigrid and block arithmetics. (English) Zbl 1502.65242
A fast sketching-based algorithm for rank-\((L,L,1)\) block term decomposition. (English) Zbl 1524.65200
Block symmetric-triangular preconditioners for generalized saddle point linear systems from piezoelectric equations. (English) Zbl 1524.65147
Convergence to singular triplets in the two-sided block-Jacobi SVD algorithm with dynamic ordering. (English) Zbl 1495.65046
Parallel random block-coordinate forward-backward algorithm: a unified convergence analysis. (English) Zbl 1487.65068
Block low-rank single precision coarse grid solvers for extreme scale multigrid methods. (English) Zbl 1538.65583
Wavelet adaptive proper orthogonal decomposition for large-scale flow data. (English) Zbl 07506435
MSC:
65Mxx
Non-existence of quasi-symmetric designs with restricted block graphs. (English) Zbl 1487.05034
Reviewer: Paola Bonacini (Catania)
A symbol-based analysis for multigrid methods for block-circulant and block-Toeplitz systems. (English) Zbl 1508.65025
Parallel subgradient algorithm with block dual decomposition for large-scale optimization. (English) Zbl 1495.65086
Finite element approximation and preconditioning for anisothermal flow of implicitly-constituted non-Newtonian fluids. (English) Zbl 1490.65271
Reviewer: Vit Dolejsi (Praha)
Analysis of parallel Schwarz algorithms for time-harmonic problems using block Toeplitz matrices. (English) Zbl 1478.65139
The semitotal domination problem in block graphs. (English) Zbl 1484.05155
Reviewer: Thanin Sitthiwirattham (Bangkok)
On the spectral radius of block graphs having all their blocks of the same size. (English) Zbl 1479.05196
Reviewer: Carlos M. da Fonseca (Safat)
A two-grid block-centered finite difference method for the nonlinear regularized long wave equation. (English) Zbl 1519.65023
On strongly regular designs admitting fusion to strongly regular decomposition. (English) Zbl 1536.05385
On the convergence of a block-coordinate incremental gradient method. (English) Zbl 1498.90157
MSC:
90C25
Adaptive banding covariance estimation for high-dimensional multivariate longitudinal data. (English. French summary) Zbl 1492.62098
Characterizations and representations for the Drazin inverse of anti-triangular block operator matrices with index less than two. (English) Zbl 1489.15009
Space-time reduced order model for large-scale linear dynamical systems with application to Boltzmann transport problems. (English) Zbl 07508450
A new block preconditioner and improved finite element solver of Poisson-Nernst-Planck equation. (English) Zbl 07506529
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