Preconditioning high order \(H^2\) conforming finite elements on triangles Mark AinsworthCharles Parker OriginalPaper 11 June 2021 Pages: 223 - 254
New preconditioners for the Laplace and Helmholtz integral equations on open curves: analytical framework and numerical results François AlougesMartin Averseng OriginalPaper Open access 21 June 2021 Pages: 255 - 292
Sparse harmonic transforms II: best s-term approximation guarantees for bounded orthonormal product bases in sublinear-time Bosu ChoiMark IwenToni Volkmer OriginalPaper 06 June 2021 Pages: 293 - 362
A posteriori error bounds for fully-discrete hp-discontinuous Galerkin timestepping methods for parabolic problems Emmanuil H. GeorgoulisOmar LakkisThomas P. Wihler OriginalPaper Open access 14 April 2021 Pages: 363 - 386
Galerkin approximation of holomorphic eigenvalue problems: weak T-coercivity and T-compatibility Martin Halla OriginalPaper Open access 15 June 2021 Pages: 387 - 407
Dynamical reduced basis methods for Hamiltonian systems Cecilia Pagliantini OriginalPaper Open access 18 June 2021 Pages: 409 - 448
On the method of reflections Philippe LaurentGuillaume LegendreJulien Salomon OriginalPaper 21 June 2021 Pages: 449 - 493
Correction to: Finite element error estimates in non-energy norms for the two-dimensional scalar Signorini problem Constantin ChristofChristof Haubner Correction 21 June 2021 Pages: 495 - 495