R. P. Agarwal, D. O'Regan, and myself are editing a special issue of the

Computers and Mathematics with Applications

entitled

Advances in Difference Equations IV.

It is anticipated to publish the special issue by the end of the year 2002. Invited authors are encouraged to prepare their manuscripts according to the Guide for Authors. The file elsart.cls is available here. The deadline of submission of papers has expired. The editors for this special issue are:

• Ravi Agarwal, National University of Singapore, Department of Mathematics, Singapore 119260, Singapore
• Martin Bohner, University of Missouri-Rolla, Department of Mathematics, 115 Rolla Building, Rolla, MO 65409, USA
• Donal O'Regan, University College Galway, Department of Mathematics, Galway, Ireland

Once a paper is accepted for publication, it will be necessary to submit the LaTeX file of the manuscript electronically.