As the site www.numeric-quest.com does not respond to my queries, I would like to ask the community, where I can find a collection of the modules QuantumVector.lhs etc. ? -- Dipl.-Math. Wilhelm Bernhard Kloke Institut fuer Arbeitsphysiologie an der Universitaet Dortmund Ardeystrasse 67, D-44139 Dortmund, Tel. 0231-1084-257