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JSYML
2008
63views more  JSYML 2008»
14 years 9 months ago
Borel complexity of isomorphism between quotient Boolean algebras
Su Gao, Michael Ray Oliver
63
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JSYML
2008
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14 years 9 months ago
How enumeration reducibility yields extended Harrington non-splitting
S. Barry Cooper, Mariya Ivanova Soskova
59
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JSYML
2008
60views more  JSYML 2008»
14 years 9 months ago
On the consistency strength of the inner model hypothesis
Sy-David Friedman, Philip Welch, W. Hugh Woodin
JSYML
2008
51views more  JSYML 2008»
14 years 9 months ago
Scott's problem for Proper Scott sets
Some 40 years ago, Dana Scott proved that every countable Scott set is the standard system of a model of PA. Two decades later, Knight and
Victoria Gitman
JSYML
2008
69views more  JSYML 2008»
14 years 9 months ago
Aronszajn lines and the club filter
The purpose of this note is to demonstrate that a weak form of club guessing on 1 implies the existence of an Aronszajn line with no Countryman suborders. An immediate consequence ...
Justin Tatch Moore