Towards a reliable implementation of least-squares collocation for higher index differential-algebraic equations—Part 1: basics and ansatz function choices Michael HankeRoswitha März Original Paper Open access 15 June 2021 Pages: 931 - 963
Towards a reliable implementation of least-squares collocation for higher index differential-algebraic equations—Part 2: the discrete least-squares problem Michael HankeRoswitha März Original Paper Open access 15 June 2021 Pages: 965 - 986
A two-parameter block triangular preconditioner for double saddle point problem arising from liquid crystal directors modeling Jun-Li ZhuYu-Jiang WuAi-Li Yang Original Paper 23 July 2021 Pages: 987 - 1006
On a fast deterministic block Kaczmarz method for solving large-scale linear systems Jia-Qi ChenZheng-Da Huang Original Paper 18 June 2021 Pages: 1007 - 1029
A new self-adaptive algorithm for solving the split common fixed point problem with multiple output sets in Hilbert spaces Simeon ReichTruong Minh TuyenMai Thi Ngoc Ha Original Paper 15 June 2021 Pages: 1031 - 1047
An efficient Gauss–Newton algorithm for solving regularized total least squares problems Hossein ZareMasoud Hajarian Original Paper 18 June 2021 Pages: 1049 - 1073
Global error estimation for explicit general linear methods Ali AbdiGholamreza HojjatiZdzislaw Jackiewicz Original Paper 18 June 2021 Pages: 1075 - 1093
A posteriori error estimations of the Petrov-Galerkin methods for fractional Helmholtz equations Wenting MaoYanping ChenHuasheng Wang Original Paper 28 June 2021 Pages: 1095 - 1127
A quasi-Newton type method for equilibrium problems Leonardo A. SousaSusana ScheimbergPaulo Sérgio M. Santos Original Paper 21 June 2021 Pages: 1129 - 1143
Analysis of Schwarz waveform relaxation for the coupled Ekman boundary layer problem with continuously variable coefficients Sophie TheryCharles PelletierEric Blayo Original Paper 07 July 2021 Pages: 1145 - 1181
Stability analysis of the method of fundamental solutions with smooth closed pseudo-boundaries for Laplace’s equation: better pseudo-boundaries Li-Ping ZhangZi-Cai LiHung-Tsai Huang Original Paper 22 June 2021 Pages: 1183 - 1222
Perturbation analysis and condition numbers of mixed least squares-scaled total least squares problem Pingping ZhangQun Wang Original Paper 03 July 2021 Pages: 1223 - 1246
A posteriori error estimates for the time-dependent convection-diffusion-reaction equation coupled with the Darcy system Nancy ChalhoubPascal OmnesRebecca El Zahlaniyeh Original Paper 19 July 2021 Pages: 1247 - 1286
Numerical algorithms for inverse Sturm-Liouville problems Xiaoying JiangXiaowen LiXiang Xu Original Paper 09 July 2021 Pages: 1287 - 1309
An efficient algorithm for solving piecewise-smooth dynamical systems Nicola GuglielmiErnst Hairer Original Paper Open access 05 July 2021 Pages: 1311 - 1334
A numerical method for the approximation of stable and unstable manifolds of microscopic simulators Constantinos SiettosLucia Russo Original Paper Open access 09 July 2021 Pages: 1335 - 1368
Dai–Liao extensions of a descent hybrid nonlinear conjugate gradient method with application in signal processing Zohre AminifardSaman Babaie-Kafaki Original Paper 25 August 2021 Pages: 1369 - 1387
Using Gauss-Jacobi quadrature rule to improve the accuracy of FEM for spatial fractional problems Zongze YangJungang WangYufeng Nie Original Paper 10 July 2021 Pages: 1389 - 1411
Correction to: On the unitary block-decomposability of 1-parameter matrix flows and static matrices Frank Uhlig Correction 27 October 2021 Pages: 1413 - 1414