"Mathematik Arbeitspapiere".
Due to space restrictions we might be forced to select submissions also according to their length.Please submit your contribution in Latex-article-style according to the following specifications:
Two hardcopies and electronic files paper.tex and paper.dvi/paper.ps are to be sent to:
Universität Bremen
Fachbereich 3 Mathematik und Informatik
z.H. Birgit Feddersen
Postfach 33 04 40
28334 Bremen
e-mail : birgitf@math.uni-bremen.de
Deadline for submission: October 31, 2000