67 citations · 204 across the 35 of their papers we have counts for
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math.DG2021★ 2 cited
Higher orbital integrals, rho numbers and index theory
Paolo Piazza, Hessel Posthuma, Yanli Song +1
Let be a connected, linear real reductive group. We give sufficient conditions ensuring the well-definedness of the delocalized eta invariant associated to a Dirac…
math.DG2021
Lie Groupoid Deformations and Convolution Algebras
Bjarne Kosmeijer, Hessel Posthuma
We define a morphism from the deformation complex of a Lie groupoid to the Hochschild complex of its convolution algebra, and show that it maps the class of a geometric deformation…