Exact large ideals of B(G) are downward directed.
Journal article, Peer reviewed
Permanent lenke
http://hdl.handle.net/11250/2444031Utgivelsesdato
2016Metadata
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- Institutt for matematiske fag [2531]
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Originalversjon
Proceedings of the American Mathematical Society. 2016, 144 (10), 4401-4412. 10.1090/proc/13100Sammendrag
We prove that if E and F are large ideals of B(G) for which the associated coaction functors are exact, then the same is true for E∩F. We also give an example of a coaction functor whose restriction to the maximal coactions does not come from any large ideal