18.04.2024, 16:15
– Raum 1.10
Forschungsseminar Differentialgeometrie
Spinstrukturen und Dirac-Operator
Christian Bär (UP)
Indrava Roy (IMSc Chennai, zZ. Potsdam)
We describe how equivariant coarse geometry is employed in the study of rigidity properties of secondary invariants of Dirac operators for a Galois covering. We shall also discuss generalizations of these techniques to etale groupoids which produce new higher secondary invariants.