Treffer 1 - 20 von 3.077

1

A tridiagonalization-based arbitrary-stride reduction approach for (p,q)-pentadiagonal linear systems: A tridiagonalization-based arbitrary-stride reduction approach for \((p,q)\)-pentadiagonal linear systems
Yi-Fan Wang ; Ji-Teng Jia ; Xin Fan
Applied Numerical Mathematics. 213:77-87

Numerical computation of... \((p, q)\)-pentadiagonal... Diagonalization, Jordan... arbitrary-stride reducti... tridiagonalization extended condition numbe...
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2

Fast and accurate recursive algorithms for solving cyclic tridiagonal linear systems
Li, Su-Mei ; Fan, Xin ; Wang, Yi-Fan
Journal of Mathematical Chemistry. 63:1211-1228

Linear equations (linear... Iterative numerical meth... cyclic tridiagonal matri... linear systems Thomas algorithm block \textit{LU} factor...
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3

Extended $$SDD_1^{\dag } $$ matrices and error bounds for linear complementarity problems: Extended \(SDD_1^{\dag}\) matrices and error bounds for linear complementarity problems
Ran, Wenwen ; Wang, Feng
Japan Journal of Industrial and Applied Mathematics. 42:605-630

\(H\)-matrices linear complementarity p... infinity norm bounds Roundoff error error bounds Direct numerical methods...
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4

A Robust and higher order numerical technique for a time-fractional equation with nonlocal condition: A robust and higher order numerical technique for a time-fractional equation with nonlocal condition
Taneja, Komal ; Deswal, Komal ; Kumar, Devendra ; et al.
Journal of Mathematical Chemistry. 63:626-649

Finite difference method... matrix stability Caputo's derivative Fractional derivatives a... nonlocal condition Finite difference method...
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5

Minimization problem solvable by weighted m-weak group inverse: Minimization problem solvable by weighted \(m\)-weak group inverse
Dijana Mosić ; Predrag S. Stanimirović ; Lev A. Kazakovtsev
Journal of Applied Mathematics and Computing. 70:6259-6281

Applications of generali... weighted core-EP inverse weighted weak group inve... Numerical computation of... Matrix equations and ide... Norms of matrices, numer...
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6

Inertial randomized Kaczmarz algorithms for solving coherent linear systems
He, Songnian ; Wang, Ziting ; Dong, Qiao-Li
Numerical Algorithms. 99:133-163

inertial extrapolation two-subspace Kaczmarz me... Optimization and Control... Randomized algorithms FOS: Mathematics Mathematics - Numerical...
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7

Analysis of a generalized MASSOR method for saddle point problems
Ma, Changfeng ; Yu, Xiaojuan
Journal of Computational and Applied Mathematics. 467:116626

Computational methods fo... saddle point problems GMASSOR method Direct numerical methods... semi-convergence analysi... convergence analysis
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8

High-relative-accuracy computations with Kac-Murdock-Szegö matrices and their generalizations
Jorge Delgado ; J. M. Peña
Zaguán. Repositorio Digital de la Universidad de Zaragoza
Universidad de Zaragoza

Numerical computation of... Roundoff error Kac-Murdock-Szegö matrix... Direct numerical methods... Factorization of matrice... accurate computations
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9

Numerical algorithms for the fast and reliable solution of periodic tridiagonal Toeplitz linear systems
Jia, Ji-Teng ; Wang, Yi-Fan
Numerical Algorithms. 98:307-324

Toeplitz, Cauchy, and re... Toeplitz matrices linear systems periodic tridiagonal mat... Direct numerical methods... Factorization of matrice...
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10

Algebraic method for LU decomposition of dual quaternion matrix and its corresponding structure-preserving algorithm
Wang, Tao ; Li, Ying ; Wei, Musheng ; et al.
Numerical Algorithms. 97:1367-1382

LU decomposition real structure-preservin... Matrices over special ri... Direct numerical methods... dual quaternion matrix Gaussian transformation
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11

Communication Avoiding Block Low-Rank Parallel Multifrontal Triangular Solve with Many Right-Hand Sides: Communication avoiding block low-rank parallel multifrontal triangular solve with many right-hand sides
Amestoy, Patrick ; Boiteau, Olivier ; Buttari, Alfredo ; et al.
SIAM Journal on Matrix Analysis and Applications. 45:148-166

block low-rank matrices linear systems Numerical methods for lo... matrix compression [MATH] Mathematics [math... Parallel numerical compu...
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12

A Simple GPU Implementation of Spectral-Element Methods for Solving 3D Poisson Type Equations on Rectangular Domains and Its Applications: A simple GPU implementation of spectral-element methods for solving 3D Poisson type equations on rectangular domains and its applications
Liu, Xinyu ; Shen, Jie ; Zhang, Xiangxiong
Communications in Computational Physics. 36:1157-1185

Numerical computation of... Finite difference method... FOS: Computer and inform... tensor matrix multiplica... rectangular domain GPU
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13

Splitting ADI Scheme for Fractional Laplacian Wave Equations: Splitting ADI scheme for fractional Laplacian wave equations
Sun, Tao ; Sun, Hai-Wei
Numerical Mathematics: Theory, Methods and Applications. 17:697-726

Error bounds for initial... 65F05, 65M06, 65M12, 65M... Finite difference method... FOS: Mathematics alternative direction im... Mathematics - Numerical...
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14

SlabLU: a two-level sparse direct solver for elliptic PDEs
Anna Yesypenko ; Per-Gunnar Martinsson
Advances in Computational Mathematics. 50

Finite difference method... Numerical Analysis Random matrices (algebra... GPU Numerical methods for lo... matrix compression
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15

Second‐order accurate hierarchical approximate factorizations for solving sparse linear systems: Second-order accurate hierarchical approximate factorizations for solving sparse linear systems
Bazyli Klockiewicz ; Léopold Cambier ; Ryan Humble ; et al.
International Journal for Numerical Methods in Engineering. 123:5473-5499

Computational methods fo... preconditioner second-order Preconditioners for iter... nested dissection 0101 mathematics
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16

Inversion of block Toeplitz and Hankel matrices
Katai, I. ; Rahmy, E.
Publicationes Mathematicae Debrecen. 26:139-147

block Toeplitz and Hanke... band matrices inverse of a Hermitian T... recursion formulas Hermitian, skew-Hermitia... Theory of matrix inversi...
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17

High-order weighted compact nonlinear scheme for solving degenerate parabolic equations
Yinggang Hu ; Yanqun Jiang ; Xiaoqian Huang ; et al.
Computational and Applied Mathematics. 43

Finite difference method... Multistep, Runge-Kutta a... discontinuity-capturing... Numerical interpolation Finite difference method... weighted compact nonline...
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18

Determinants and inverses of weighted Loeplitz and weighted Foeplitz matrices and their applications in data encryption
Meng, Qingyan ; Zheng, Yanpeng ; Jiang, Zhaolin
Journal of Applied Mathematics and Computing. 68:3999-4015

Toeplitz, Cauchy, and re... inverse Determinants, permanents... weighted Foeplitz matrix Fibonacci numbers Matrices, determinants i...
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19

Re-analysis method for inversion of block matrix based on change threshold
Huping Mao ; Biliang Cheng ; Peng Zhang ; et al.
Applied Mathematical Modelling. 94:780-790

Finite element methods a... 0203 mechanical engineer... reanalysis change threshold block inversion 02 engineering and techn...
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20

Randomized compression of rank-structured matrices accelerated with graph coloring
James Levitt ; Per-Gunnar Martinsson
Journal of Computational and Applied Mathematics. 451:116044

Random matrices (algebra... HODLR matrix Numerical linear algebra Randomized algorithms hierarchically block sep... Boundary element methods...
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