> For the complete documentation index, see [llms.txt](https://mandober.gitbook.io/math-debrief/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mandober.gitbook.io/math-debrief/300-logic/310-mathematical-logic/logical-fallacies.md).

# Index of logical fallacies

<https://opexsociety.org/body-of-knowledge/effective-arguing-beware-of-logical-red-herrings/>

A logical fallacy is an error of reasoning. When someone makes an argument based on bad reasoning, they are said to commit a fallacy. Weak, twisted, fallacious thinking keeps us from knowing the truth. Fallacies are so common (even among the brightest minds) that philosophers have been able to define these recurring mistakes and give each a name. Here os the top 10: