modus tollens
Noun
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Noun
modus tollens (uncountable)
- (philosophy, logic) A valid form of argument in which the consequent of a conditional proposition is denied, thus implying the denial of the antecedent. Modus tollens has this form:
- 1. If P, then Q.
- 2. Not Q.
- 3. Therefore, not P.
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002