Borel groupoid

Definitions

Analytic Borel space

$ {\mathbb{G}}_B$ becomes an analytic groupoid if its Borel structure is analytic.

A Borel space $ (X; \mathcal{B})$ is called analytic if it is countably separated, and also if it is the image of a Borel function from a standard Borel space.

Bibliography

1
M.R. Buneci. 2006., Groupoid C*-Algebras., Surveys in Mathematics and its Applications, Volume 1, p.75 .



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