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JSYML
2006
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13 years 9 months ago
The proper forcing axiom and the singular cardinal hypothesis
We show that the Proper Forcing Axiom implies the Singular Cardinal Hypothesis. The proof uses the reflection principle MRP introduced by Moore in [11].
Matteo Viale
AML
2008
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13 years 10 months ago
On a question of Pereira
Answering a question of Pereira we show that it is possible to have a model violating the Singular Cardinal Hypothesis without a tree-like continuous scale.
Moti Gitik