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Weak covering without countable closure - MaRDI portal

Weak covering without countable closure (Q1910658)

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scientific article; zbMATH DE number 858511
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Weak covering without countable closure
scientific article; zbMATH DE number 858511

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    Weak covering without countable closure (English)
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    20 March 1996
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    Die Verfasser gehen von der Voraussetzung aus, daß es in unserem Universum kein inneres Modell mit einer Woodin Kardinalzahl gibt. Das Hauptresultat ist folgendes. Sei \(K\) das Steel-Kernmodell (core model) in \(V_\Omega\), wobei \(\Omega\) eine meßbare Kardinalzahl ist. Dann gilt für jedes \(\lambda \geq \omega_2\) die Ungleichung \(\text{cf} ((\lambda^+)^K) \geq \text{card}(\lambda)\).
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    Woodin cardinal
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    core model
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