Duality and the pcf theory

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dc.creatorShelah, Saharon
dc.creatorZapletal, Jindrich
dc.date2002-12-03
dc.date.accessioned2026-07-07T04:53:29Z
dc.date.available2026-07-07T04:53:29Z
dc.descriptionWe consider natural cardinal invariants hm_n and prove several duality theorems, saying roughly: if I is a suitably definable ideal and provably cov(I)>=hm_n, then non(I) is provably small. The proofs integrate the determinacy theory, forcing and pcf theory.
dc.identifierhttps://arxiv.org/abs/math/0212041
dc.identifierhttp://arxiv.org/abs/math/0212041
dc.identifierMath. Res. Lett. 9 No. 5-6 (2002) 585--595
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/65870
dc.subjectLogic
dc.titleDuality and the pcf theory
dc.typetext

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