modus tollendo tollens

名词 n.

英文释义

名词 n.
  1. A valid form of argument in which the antecedent of a conditional proposition is infirmed, thereby entailing the infirmation of the consequent. Modus tollendo tollens has the form uncountable
    — 1. If non-P, then non-Q.

词源

Borrowed from Latin modus tollendō tollēns (roughly, “mode where infirming infirms”).
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