Helmut Kastenholz' mathematical homepage

This page is under construction.

Presently there is

• my Diplomarbeit "Differenzierbare Strukturen auf Orbiträumen"
• an english translation of the introduction
• my talk at the Manifolds Day, 14 September 2012, at the Max Planck Institut für Mathematik, Bonn, celebrating Matthias Kreck's birthday
• the article Two-valued number pyramids, published online on 15 September 2021 in the Mathematische Semesterberichte