English-Norwegian translations for modus tollens

Definition of modus tollens

• 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

Examples

• 1. If P, then Q
• 2. Not Q
• 3. Therefore, not P

Related words

• modus
• modus obliquus
• modus operandi
• modus ponens
• modus vivendi
• modus ponendo ponens