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scientific article; zbMATH DE number 1303440
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 1303440 |
Statements
28 October 1999
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modal logic
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provability logic
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Guaspari-Solovay system \(R\)
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witness comparisons
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essentially \(\Sigma_1\) formulae
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interpretability logic
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Kripke models
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