institute page (Bonn)
institute page (Frankfurt)
Introducing the notion of cutting and pasting of manifolds:
On elliptic genera and quaternionic projective plane-bundles:
On differential algebraic topology based on stratifolds:
On supermanifolds form the point of view of functorial geometry:
Last revised on November 1, 2025 at 16:45:37. See the history of this page for a list of all contributions to it.