1.  reduction to absurdity
2.  reductio ad absurdum

• 1. 归谬法: reductio ad absurdum | proof by contradiction | reduction to absurdity
• 2. 归谬证法: reductio ad absurdum | proof by reductio ad absurdum
• 3. 归谬赋值法: Indirect Truth Tables

• 1.“颠扑不破”的评论手法是喜剧美学的“归谬法”、美术上的速写漫画手法在新闻评论中的运用。
  The "irrefutable" commentary is the application in news commentary of "reduction to absurdity" in comedy and the caricature in arts.
  dict.yoduao.com
• 2.在反驳方法中，归谬法究竟属于直接反驳还是间接反驳，目前的逻辑学界还存在着较为严重的分歧。
  At present in logic people have different opinions on the question whether reduction to absurdity is direct refutation or indirect one.
  dict.yoduao.com
• 3.“割圆术”包含近代极限思想，其过程是一个无限过程，可以创造崭新结果；而“穷竭法”适用范围更广，是一个有限过程，结合归谬法可以推论预期的结。
  But the method of infinite approach is used more widely, it is a uninfinite procedure, and it only can achieve the desired results with reduction to absurdity.
  dict.yoduao.com

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