# Reductio ad absurdum |  | In logic, **Reductio ad absurdum**, also known as argumentum ad absurdum or apagogical arguments, is the form of argument that attempts to establish a claim by showing that the opposite scenario would lead to absurdity or contradiction. | |-|-| | | wikipedia:: [Reductio ad absurdum](https://en.wikipedia.org/wiki/Reductio_ad_absurdum) | [[Contradiction]]