Nicely generated and chaotic ideals

dc.creatorBrendle, Jörg
dc.date1994-07-17
dc.date.accessioned2026-07-07T09:15:08Z
dc.date.available2026-07-07T09:15:08Z
dc.descriptionWe show that if the real line is the disjoint union of kappa meager sets such that every meager set is contained in a countable union of them, then kappa = omega_1. This answers a question addressed by J. Cichon. We also prove two theorems saying roughly that any attempt to produce the isomorphism type of the meager ideal in the Cohen real and the random real extensions must fail. All our results hold for "meager" replaced by "null", as well.
dc.identifierhttps://arxiv.org/abs/math/9407208
dc.identifierhttp://arxiv.org/abs/math/9407208
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/152920
dc.subjectLogic
dc.titleNicely generated and chaotic ideals
dc.typetext

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