Volume 54 (2021)
Title page
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Table of contents and abstracts
Pages i-xiv;
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Modeling and discretization methods for the numerical simulation of elastic frame structures
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Analysis of the multiplicative Schwarz method for matrices with a special block structure
Hypergraph edge elimination - A symbolic phase for Hermitian eigensolvers based on rank-1 modifications
On the solution of the nonsymmetric T-Riccati equation
Multilevel Schwarz preconditioners for singularly perturbed symmetric reaction-diffusion systems
Analysis of the CCFD method for MC-based image denoising problems
Perturbation analysis of matrices over a quaternion division algebra
New fractional pseudospectral methods with accurate convergence rates for fractional differential equations
Pseudo-linear convergence of an additive Schwarz method for dual total variation minimization
Continuous time integration for changing type systems
Multigrid reduction in time with Richardson extrapolation
Additive Schwarz preconditioners for a localized orthogonal decomposition method
An augmented wavelet reconstructor for atmospheric tomography
Modified Filon-Clenshaw-Curtis rules for oscillatory integrals with a nonlinear oscillator
An unconditionally stable semi-implicit CutFEM for an interaction problem between an elastic membrane and an incompressible fluid
Error bounds for the numerical evaluation of Legendre polynomials by a three-term recurrence
Volterra integral equations with highly oscillatory kernels: a new numerical method with applications
A multigrid method for elasto-hydrodynamic contact simulations of radial slider bearing
A two-level iterative scheme for general sparse linear systems based on approximate skew-symmetrizers
Optimal Dirichlet control of partial differential equations on networks
Structured backward errors in linearizations
A mixed collocation scheme for solving second kind Fredholm integral equations in [-1,1]
Conformal moduli of symmetric circular quadrilaterals with cusps
Mathematical analysis of some iterative methods for the reconstruction of memory kernels
Symbol-based preconditioning for Riesz distributed-order space-fractional diffusion equations
Coarsening in algebraic multigrid using Gaussian processes
Preconditioning the Helmholtz equation with the shifted Laplacian and Faber polynomials
Computing the matrix fractional power with the double exponential formula
A stable matrix version of the fast multipole method: stabilization strategies and examples
On the regularization effect of stochastic gradient descent applied to least-squares