On bundle gerbe-twisted K-theory of differentiable stacks, subsuming twisted equivariant K-theory and orbifold K-theory:
On fiber bundles and principal bundles over Lie groupoids (e.g. orbifolds):
On the twisted Chern character in orbifold K-theory:
On the cohomology ring-structure of twisted equivariant K-theory:
On differentiable stacks and bundle gerbes:
On generalizing string topology to target spaces which need not be compact and moreover may be Lie groupoids/differentiable stacks:
Last revised on January 16, 2026 at 09:21:16. See the history of this page for a list of all contributions to it.