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单词 Proof by contradiction
释义

Proof by contradiction

原声例句
TED-Ed(视频版)

That's called a proof by contradiction, and according to the legend, the gods did not appreciate being contradicted.

这被称为矛盾证明法,而根据传说,上帝并不喜欢矛盾的存在。

TED-Ed(视频版)

This is a technique known as proof by contradiction.

这是一种称为反证法的技术。

TED-Ed(视频版)

You now know, by what’s called a proof by contradiction, that two of the boxes have 8 or more rubies.

您现在知道, 通过所谓的反证法,其中两个盒子有 8 颗或更多红宝石。

中文百科

反证法

反证法(又称背理法)是一种论证方式,他首先假设某命题不成立(即在原命题的条件下,结论不成立),然后推理出明显矛盾的结果,从而下结论说原假设不成立,原命题得证。

反证法与归谬法相似,但归谬法不仅包括推理出矛盾结果,也包括推理出不符事实的结果或显然荒谬不可信的结果。

英语百科

Proof by contradiction 反证法

In logic, proof by contradiction is a form of proof, and more specifically a form of indirect proof, that establishes the truth or validity of a proposition by showing that the proposition's being false would imply a contradiction. Proof by contradiction is also known as indirect proof, apagogical argument, proof by assuming the opposite, and reductio ad impossibilem. It is a particular kind of the more general form of argument known as reductio ad absurdum.

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更新时间:2025/6/19 5:19:17