1. The Algebra of Differential Operators Associated to a Weight Matrix

   • F. Alberto Grünbaum
   • Juan Tirao

   OriginalPaper 27 June 2007 Pages: 449 - 475

2. Compressions of Stable Contractions

   • László Kérchy
   • Vladimír Müller

   OriginalPaper 27 June 2007 Pages: 477 - 486

3. Composition Operators and Vector-valued BMOA

   • Jussi Laitila

   OriginalPaper 27 June 2007 Pages: 487 - 502

4. An Operator-valued Berezin Transform and the Class of n-Hypercontractions

   • Anders Olofsson

   OriginalPaper 27 June 2007 Pages: 503 - 549

5. Quadratically Hyponormal Recursively Generated Weighted Shifts Need Not Be Positively Quadratically Hyponormal

   • Yiu T. Poon
   • Jasang Yoon

   OriginalPaper 27 June 2007 Pages: 551 - 562

6. Schrödinger Operators with Rapidly Oscillating Potentials

   • Itaru Sasaki

   OriginalPaper 27 June 2007 Pages: 563 - 571

7. Spectrum of the One-dimensional Schrödinger Operator With a Periodic Potential Subjected to a Local Dilative Perturbation

   • Leonid Zelenko

   OriginalPaper 27 June 2007 Pages: 573 - 589

8. Powers of Hypercyclic Functions for Some Classical Hypercyclic Operators

   • R. M. Aron
   • J. A. Conejero
   • J. B. Seoane–Sepúlveda

   OriginalPaper 14 April 2007 Pages: 591 - 596

9. Stability Theorems for Linear Combinations of Idempotents

   • J. J. Koliha
   • V. Rakočević

   OriginalPaper 14 April 2007 Pages: 597 - 601