1. Spectral instability for some Schrödinger operators

   • A. Aslanyan
   • E.B. Davies

   Original article Pages: 525 - 552

2. The condition number of real Vandermonde, Krylov and positive definite Hankel matrices

   • Bernhard Beckermann

   Original article Pages: 553 - 577

3. Adaptive finite element methods for elliptic equations with non-smooth coefficients

   • C. Bernardi
   • R. Verfürth

   Original article Pages: 579 - 608

4. Implementation of an adaptive finite-element approximation of the Mumford-Shah functional

   • Blaise Bourdin
   • Antonin Chambolle

   Original article Pages: 609 - 646

5. Estimates for numerical approximations of rank one convex envelopes

   • G. Dolzmann
   • N.J. Walkington

   Original article Pages: 647 - 663

6. A note on conjugate gradient convergence – Part II

   • Aaron E. Naiman
   • Shlomo Engelberg

   Original article Pages: 665 - 683

7. A note on conjugate gradient convergence – Part III

   • Shlomo Engelberg
   • Aaron E. Naiman

   Original article Pages: 685 - 696