In informal logic, Reductio ad absurdum is a term used for a type of valid argument that disproves a statement by proving that it implies an absurd statement. In mathematics, arguments of this sort are usually a Proof by contradiction.
- ↑ Bennet, B. Reductio ad Absurdum. Retrived from https://www.logicallyfallacious.com/tools/lp/Bo/LogicalFallacies/151/Reductio-ad-Absurdum
- ↑ Reductio ad absurdum (argument). Retrieved January 27, 2017 from http://grammar.about.com/od/rs/g/Reductio-Ad-Absurdum.htm.