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math.OA2025
On Diagonal bimodules of étale groupoid -algebras
Rui Liu, Xiangqi Qiang, Chengjun Hou
We study diagonal bimodules of étale groupoid -algebras over their canonical diagonal subalgebras, and establish necessary and sufficient conditions for such a bimodule to be…
math.OA2024
A note on the orbit equivalence of injective actions
Xiangqi Qiang, Chengjun Hou
We characterise the groupoid -algebras associated to the transformation groupoids of injective actions of discrete countable Ore semi-groups on compact topological spaces in t…