Volume 54 (2021)

Title page
Full Text (PDF) [18 KB]
Table of contents and abstracts
Pages i-xiv; Full Text (PDF) [117 KB]
Modeling and discretization methods for the numerical simulation of elastic frame structures
Luka Grubišić, Matko Ljulj, Volker Mehrmann, and Josip Tambača
Pages 1-30; Abstract and links, Full Text (PDF) [1.2 MB], BibTeX
Additional resources are available with this paper
Analysis of the multiplicative Schwarz method for matrices with a special block structure
Carlos Echeverría, Jörg Liesen, and Petr Tichý
Pages 31-50; Abstract and links, Full Text (PDF) [396 KB], BibTeX
Hypergraph edge elimination - A symbolic phase for Hermitian eigensolvers based on rank-1 modifications
Karsten Kahl and Bruno Lang
Pages 51-67; Abstract and links, Full Text (PDF) [362 KB], BibTeX
On the solution of the nonsymmetric T-Riccati equation
Peter Benner and Davide Palitta
Pages 68-88; Abstract and links, Full Text (PDF) [602 KB], BibTeX
Multilevel Schwarz preconditioners for singularly perturbed symmetric reaction-diffusion systems
José Pablo Lucero Lorca and Guido Kanschat
Pages 89-107; Abstract and links, Full Text (PDF) [339 KB], BibTeX
Analysis of the CCFD method for MC-based image denoising problems
Faisal Fairag, Ke Chen, and Shahbaz Ahmad
Pages 108-127; Abstract and links, Full Text (PDF) [1.1 MB], BibTeX
Perturbation analysis of matrices over a quaternion division algebra
Sk. Safique Ahmad, Istkhar Ali, and Ivan Slapničar
Pages 128-149; Abstract and links, Full Text (PDF) [333 KB], BibTeX
New fractional pseudospectral methods with accurate convergence rates for fractional differential equations
Shervan Erfani, Esmail Babolian, and Shahnam Javadi
Pages 150-175; Abstract and links, Full Text (PDF) [1.3 MB], BibTeX
Pseudo-linear convergence of an additive Schwarz method for dual total variation minimization
Jongho Park
Pages 176-197; Abstract and links, Full Text (PDF) [1.7 MB], BibTeX
Continuous time integration for changing type systems
Sebastian Franz
Pages 198-209; Abstract and links, Full Text (PDF) [520 KB], BibTeX
Multigrid reduction in time with Richardson extrapolation
R. D. Falgout, T. A. Manteuffel, B. O'Neill, and J. B. Schroder
Pages 210-233; Abstract and links, Full Text (PDF) [1.6 MB], BibTeX
Additive Schwarz preconditioners for a localized orthogonal decomposition method
Susanne C. Brenner, José C. Garay, and Li-yeng Sung
Pages 234-255; Abstract and links, Full Text (PDF) [1.5 MB], BibTeX
An augmented wavelet reconstructor for atmospheric tomography
Ronny Ramlau and Bernadett Stadler
Pages 256-275; Abstract and links, Full Text (PDF) [970 KB], BibTeX
Modified Filon-Clenshaw-Curtis rules for oscillatory integrals with a nonlinear oscillator
Hassan Majidian
Pages 276-295; Abstract and links, Full Text (PDF) [797 KB], BibTeX
An unconditionally stable semi-implicit CutFEM for an interaction problem between an elastic membrane and an incompressible fluid
Kyle Dunn, Roger Lui, and Marcus Sarkis
Pages 296-322; Abstract and links, Full Text (PDF) [572 KB], BibTeX
Error bounds for the numerical evaluation of Legendre polynomials by a three-term recurrence
Tomasz Hrycak and Sebastian Schmutzhard
Pages 323-332; Abstract and links, Full Text (PDF) [264 KB], BibTeX
Volterra integral equations with highly oscillatory kernels: a new numerical method with applications
Luisa Fermo and Cornelis van der Mee
Pages 333-354; Abstract and links, Full Text (PDF) [313 KB], BibTeX
A multigrid method for elasto-hydrodynamic contact simulations of radial slider bearing
Michael Reichelt, Markus Windisch, Günter Offner, and Sarah Santner
Pages 355-369; Abstract and links, Full Text (PDF) [998 KB], BibTeX
A two-level iterative scheme for general sparse linear systems based on approximate skew-symmetrizers
Murat Manguoğlu and Volker Mehrmann
Pages 370-391; Abstract and links, Full Text (PDF) [979 KB], BibTeX
Optimal Dirichlet control of partial differential equations on networks
Martin Stoll and Max Winkler
Pages 392-419; Abstract and links, Full Text (PDF) [964 KB], BibTeX
Structured backward errors in linearizations
Vanni Noferini, Leonardo Robol, and Raf Vandebril
Pages 420-442; Abstract and links, Full Text (PDF) [623 KB], BibTeX
A mixed collocation scheme for solving second kind Fredholm integral equations in [-1,1]
Donatella Occorsio and Maria Grazia Russo
Pages 443-459; Abstract and links, Full Text (PDF) [315 KB], BibTeX
Conformal moduli of symmetric circular quadrilaterals with cusps
Harri Hakula, Semen Nasyrov, and Matti Vuorinen
Pages 460-482; Abstract and links, Full Text (PDF) [957 KB], BibTeX
Mathematical analysis of some iterative methods for the reconstruction of memory kernels
Martin Hanke
Pages 483-498; Abstract and links, Full Text (PDF) [286 KB], BibTeX
Symbol-based preconditioning for Riesz distributed-order space-fractional diffusion equations
Mariarosa Mazza, Stefano Serra-Capizzano, and Muhammad Usman
Pages 499-513; Abstract and links, Full Text (PDF) [801 KB], BibTeX
Coarsening in algebraic multigrid using Gaussian processes
Hanno Gottschalk and Karsten Kahl
Pages 514-533; Abstract and links, Full Text (PDF) [916 KB], BibTeX
Preconditioning the Helmholtz equation with the shifted Laplacian and Faber polynomials
Luis García Ramos, Olivier Sète, and Reinhard Nabben
Pages 534-557; Abstract and links, Full Text (PDF) [977 KB], BibTeX
Computing the matrix fractional power with the double exponential formula
Fuminori Tatsuoka, Tomohiro Sogabe, Yuto Miyatake, Tomoya Kemmochi, and Shao-Liang Zhang
Pages 558-580; Abstract and links, Full Text (PDF) [519 KB], BibTeX
A stable matrix version of the fast multipole method: stabilization strategies and examples
Difeng Cai and Jianlin Xia
Pages 581-609; Abstract and links, Full Text (PDF) [1 MB], BibTeX
On the regularization effect of stochastic gradient descent applied to least-squares
Stefan Steinerberger
Pages 610-619; Abstract and links, Full Text (PDF) [804 KB], BibTeX