Representation conjecture for dense weakly selective ideals
Let be a dense weakly selective ideal on . A representation of consists of a Polish space with a countable base and a -ideal on such that, under an identification of with , the ideal becomes .
Representation conjecture. If is a dense weakly selective ideal on , then there exists a Polish space with a countable base and a -ideal on such that under some identification of and the ideal becomes .
The conjecture asks for an internal characterization of ideals representable as for a -ideal on a Polish space. It is motivated by Hrušák's Category Dichotomy, which gives such a representation-related embedding result for Borel weakly selective ideals via the ideal of nowhere dense sets.
References
Primary source
Marcin Sabok and Jindrich Zapletal, “Forcing properties of ideals of closed sets”, arXiv:1001.2819 (2010).
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