Editors

• Jerzy Kaczorowski (Number Theory) (Editor-in-Chief)
• Jerzy Kąkol (Functional Analysis)
• Wacław Marzantowicz (Nonlinear Analysis)
• Leszek Skrzypczak (Fourier Analysis)
• Łukasz Pańkowski (Secretary)

Editorial Board

• José Bonet, Departamento de Matemática Aplicada, Universidad Politécnica de Valencia, E-46022 Valencia, Spain (Functional Analysis)
• Jörg Brüdern, Georg-August Universität, Mathematisches Institut, Bunsenstrasse 3-5, D-37073 Göttingen, Germany (Number Theory)
• Jean-Marc Deshouillers, Institut de Mathématiques de Bordeaux, 33405 Bordeaux, France (Number Theory)
• Francisco L. Hernández, Departamento de Análisis Matemático, Facultad de Matematicas, Universidad Complutense de Madrid, 28040 Madrid, Spain (Functional Analysis)
• Henryk Iwaniec, Rutgers University, New Brunswick, NJ 08903, USA (Number Theory)
• Tadeusz Iwaniec, Syracuse University, Department of Mathematics, NY 13244, USA (Partial Di.erential Equations, Geometric Function Theory, Harmonic Analysis)
• Anna Kamont, Institute of Mathematics, Polish Academy of Sciences, ul. Abrahama 18, 81-825 Sopot, Poland (Approximation Theory)
• Mieczysław Mastyło, Faculty of Mathematics and Computer Science, Adam Mickiewicz University, ul. Umultowska 87, 61-614 Poznań, Poland (Functional Analysis, Interpolation Theory)
• Rolf Nessel, Lehrstul A für Mathematik, RWTH Aachen, D-52056 Aachen, Germany (Approximation Theory)
• Alberto Perelli, Università di Genova, Dipartimento di Matematica, Via Dodecaneso 35, 16146 Genova, Italy (Number Theory)
• Kristian Seip, Department of Mathematical Sciences, NTNU, 7491 Trondheim, Norway (Complex and Harmonic Analysis)
• Susanna Terracini, Dipartimento di Matematicae Applicazioni, Università di Milano Bicocca,Via Cozzi 53, 20125 Milano, Italy (Nonlinear Analysis and Variational Methods)
• Hans Triebel, Institut für Mathematik, Friedrich-Schiller-Universität, Ernst-Abbe-Platz 1-4, D-07743 Jena, Germany (Fourier Analysis)