Graded modalities. I (Q1065786)
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scientific article; zbMATH DE number 3922618
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Graded modalities. I |
scientific article; zbMATH DE number 3922618 |
Statements
Graded modalities. I (English)
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1985
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The authors introduce a propositional modal language containing the modal operators \(M_ n\), which are, in the usual Kripke semantics, interpreted as ''there are more than n accessible worlds, such that...''. A sound and complete axiomatization is provided, which is also shown to be decidable.
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modal logic
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modal operators
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complete axiomatization
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