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  2. Circular reasoning - Wikipedia

    en.wikipedia.org/wiki/Circular_reasoning

    Circular reasoning (Latin: circulus in probando, "circle in proving"; [1] also known as circular logic) is a logical fallacy in which the reasoner begins with what they are trying to end with. [2] Circular reasoning is not a formal logical fallacy, but a pragmatic defect in an argument whereby the premises are just as much in need of proof or ...

  3. Begging the question - Wikipedia

    en.wikipedia.org/wiki/Begging_the_question

    Closely connected with begging the question is the fallacy of circular reasoning (circulus in probando), a fallacy in which the reasoner begins with the conclusion. [26] The individual components of a circular argument can be logically valid because if the premises are true, the conclusion must be true, and does not lack relevance. However ...

  4. Münchhausen trilemma - Wikipedia

    en.wikipedia.org/wiki/Münchhausen_trilemma

    Yet that same question can be asked of that supporting proof, and any subsequent supporting proof. The Münchhausen trilemma is that there are only three ways of completing a proof: The circular argument, in which the proof of some proposition presupposes the truth of that very proposition

  5. List of paradoxes - Wikipedia

    en.wikipedia.org/wiki/List_of_paradoxes

    These paradoxes may be due to fallacious reasoning , or an unintuitive solution . The term paradox is often used to describe a counter-intuitive result. However, some of these paradoxes qualify to fit into the mainstream viewpoint of a paradox, which is a self-contradictory result gained even while properly applying accepted ways of reasoning .

  6. Cartesian circle - Wikipedia

    en.wikipedia.org/wiki/Cartesian_circle

    The Cartesian circle (also known as Arnauld's circle [1]) is an example of fallacious circular reasoning attributed to French philosopher René Descartes. He argued that the existence of God is proven by reliable perception , which is itself guaranteed by God.

  7. Appeal to the stone - Wikipedia

    en.wikipedia.org/wiki/Appeal_to_the_stone

    Arguments are typically structured by a claim being defended with reasoning and evidence. It typically consists of statements that provide premises to support a conclusion. In the case of appeal to the stone, there is an explicit conclusion but it is likely not substantiated with many premises to validate the conclusion being asserted. [9]

  8. Affirming the consequent - Wikipedia

    en.wikipedia.org/wiki/Affirming_the_consequent

    Example 1. One way to demonstrate the invalidity of this argument form is with a counterexample with true premises but an obviously false conclusion. For example: If someone lives in San Diego, then they live in California. Joe lives in California. Therefore, Joe lives in San Diego. There are many places to live in California other than San Diego.

  9. Talk:Circular reasoning/Archives/2013 - Wikipedia

    en.wikipedia.org/wiki/Talk:Circular_reasoning/...

    1 Better examples. 2 comments. 2 Newton and Relativity Circular Reasoning Examples. 1 comment. 3 More clarity, please. 8 comments. 4 Mutual contradiction. 4 comments ...