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Related to contrapositive: Proof by contradiction, Proof by contrapositive
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  • noun

Synonyms for contrapositive

References in periodicals archive ?
The most they can usually achieve is to convince people who love logic but hate contrapositives.
The contrapositive conclusion is that SSW would not be genetically suitable as a source of seed for reintroductions to historical habitat or augmentations of other populations.
The contrapositive in this case may be just as valid as the initial proposition.
Principles of logic dictate that the contrapositive (negation and reversal) of a true statement is always true.