1. Pointwise accuracy of a finite element method for nonlinear variational inequalities

   • Ricardo H. Nochetto

   OriginalPaper Pages: 601 - 618

2. Konvergenzaussagen für Kollokationsverfahren bei elliptischen Randwertaufgaben

   • Wilhelm Heinrichs

   OriginalPaper Pages: 619 - 637

3. An a posteriori error estimation of the Rayleigh-Ritz eigenvalues

   • Peter Žitňan

   OriginalPaper Pages: 639 - 654

4. Approximation by finite differences of the propagation of acoustic waves in stratified media

   • J. C. Guillot
   • P. Joly

   OriginalPaper Pages: 655 - 702

5. Barycentric formulae for cardinal (SINC-)interpolants

   • Jean-Paul Berrut

   OriginalPaper Pages: 703 - 718

6. Preconditioning indefinite discretization matrices

   • Harry Yserentant

   OriginalPaper Pages: 719 - 734