16 lines
327 B
Plaintext
16 lines
327 B
Plaintext
Semantics of propositional logic
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Valuation
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Satisfiability
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unѕatisfiable
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validity
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contradiction
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tautology
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logical implication
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logical equivalence
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claim : \alpha logically implies \beta Iff (\alpha \implies \beta) is a tautology.
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claim : If \alpha is a contradiction then for any \beta, \alpha logically implies \beta.
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