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13 Cards in this Set
- Front
- Back
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"not all are"
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"some are not"
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"not some are"
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"all are not"
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~(p and q)
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~p or ~q
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~(p or q)
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~p and ~q
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converse of "p → q"
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"q → p"
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inverse of "p → q"
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"~p → ~q"
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contrapositive of "p → q"
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"~q → ~p"
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law of detachment
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p → q
p _____ ∴ q |
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law of contraposition
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p → q
~q _____ ∴ ~p |
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law of syllogism
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p → q
q → r _____ ∴ p → r |
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disjunctive syllogism
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p ˅ q
~p _____ ∴ q |
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fallacy of the converse
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p → q
q _____ ∴ p |
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fallacy of the inverse
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p → q
~p _____ ∴ ~q |
