Countability and countable-sum continuity for finite-dimensional commutative groupoid algebras
Let be a finite groupoid, let be a finite-dimensional commutative -algebra, and let be an object of . The group is countable, and the functor commutes with countable direct sums in the variable .
Countability and continuity conjecture. For every finite groupoid and finite-dimensional commutative -algebra , is countable for all and commutes with countable direct sums in the variable .
This property concerns the size and continuity of equivariant Kasparov groups for finite groupoids. The supplied text does not state whether the assertion is known or resolved.
References
Primary source
Bernhard Burgstaller, “Attempts to define a Baum–Connes map via localization of categories for inverse semigroups”, arXiv:1506.08412 (2017).
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