modus tollendo ponens

短语

释义与例句

n.
  1. 1.

    A valid form of argument in which the antecedent of a conditional proposition is negated, thereby entailing the affirmation of the consequent. Modus ponendo tollens has the form

    不可数 数学 哲学

    1. Either P or Q.

    2. non-P.

    3. Therefore, Q.

词源

Borrowed from Latin modus tollendō pōnēns (roughly, “mode where negating confirms”).

来源：wiktionary