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74
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AML
2008
83views more  AML 2008»
14 years 11 months ago
Even more simple cardinal invariants
Using GCH, we force the following: There are continuum many simple cardinal characteristics with pairwise different values. Mathematics Subject Classification (2000) 03E17
Jakob Kellner
71
Voted
AML
2006
49views more  AML 2006»
14 years 11 months ago
No Escape from Vardanyan's theorem
Vardanyan's Theorem states that the set of PA-valid principles of Quantified Modal Logic, QML, is complete 0 2. We generalize this result to a wide class of theories. The cru...
Albert Visser, Maartje de Jonge
75
Voted
AML
2000
71views more  AML 2000»
14 years 10 months ago
Consistency of V = HOD with the wholeness axiom
The Wholeness Axiom (WA) is an axiom schema that can be added to the axioms of ZFC in an extended language {, j}, and that asserts the existence of a nontrivial elementary embeddin...
Paul Corazza
73
Voted
AML
2000
101views more  AML 2000»
14 years 10 months ago
Local order property in nonelementary classes
We study a local version of the order property in several frameworks, with an emphasis on frameworks where the compactness theorem fails: (1) Inside a fixed model, (2) for classes ...
Rami P. Grossberg, Olivier Lessmann
70
Voted
AML
2010
91views more  AML 2010»
14 years 11 months ago
The limitations of cupping in the local structure of the enumeration degrees
Abstract We prove that a sequence of sets containing representatives of cupping partners for every nonzero 0 2 enumeration degree cannot have a 0 2 enumeration. We also prove that ...
Mariya Ivanova Soskova