1. Editorial

   • Axel Ruhe

   Editorial Introduction Pages: iii - iii

2. Introduction to the Contents of Issue 43:2

   Introduction Pages: v - vi

3. Approximate Inverse Preconditioning for Shifted Linear Systems

   • Michele Benzi
   • Daniele Bertaccini

   OriginalPaper Pages: 231 - 244

4. Accurate Enclosure of the Zero Set of Multivariate Polynomials

   • Fritz G. Boese
   • Wolfram J. Luther

   OriginalPaper Pages: 245 - 261

5. Tikhonov Regularization of Large Linear Problems

   • Daniela Calvetti
   • Lothar Reichel

   OriginalPaper Pages: 263 - 283

6. Iterative Methods for Queuing Systems with Batch Arrivals and Negative Customers

   • W. K. Ching

   OriginalPaper Pages: 285 - 296

7. A General Scheme for Shape Preserving Planar Interpolating Curves

   • Paolo Costantini
   • Maria Lucia Sampoli

   OriginalPaper Pages: 297 - 317

8. Doubly Adaptive Quadrature Routines Based on Newton–Cotes Rules

   • Terje O. Espelid

   OriginalPaper Pages: 319 - 337

9. Passive Runge–Kutta Methods—Properties, Parametric Representation, and Order Conditions

   • D. Fränken
   • K. Ochs

   OriginalPaper Pages: 339 - 361

10. Analysis of Error Growth Via Stability Regions in Numerical Initial Value Problems

    • K. J. In 'T Hout
    • M. N. Spijker

    OriginalPaper Pages: 363 - 385

11. Parallel Solution of the Helmholtz Equation in a Multilayer Domain

    • Elisabeth Larsson
    • Sverker Holmgren

    OriginalPaper Pages: 387 - 411

12. The Number of Lattice Rules of Specified Upper Class and Rank

    • J. N. Lyness
    • S. Joe

    OriginalPaper Pages: 413 - 426

13. Lower Dimensional Representation of Text Data Based on Centroids and Least Squares

    • Haesun Park
    • Moongu Jeon
    • J. Ben Rosen

    OriginalPaper Pages: 427 - 448

14. A Note on Tikhonov Regularization of Large Linear Problems

    • Martin Hanke

    OriginalPaper Pages: 449 - 451

15. On Extraneous Fixed-Points of the Basic Family of Iteration Functions

    • B. Kalantari
    • Y. Jin

    OriginalPaper Pages: 453 - 458

16. Restarted Full Orthogonalization Method for Shifted Linear Systems

    • V. Simoncini

    OriginalPaper Pages: 459 - 466