- informal fallacy
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A fallacy whose error cannot be represented by the symbols used in formal logic.
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informal fallacy
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Informal fallacy — An informal fallacy is an argument whose stated premises fail to support their proposed conclusion. [Kelley, D. (1994) The Art of Reasoning . W W Norton amp; Company, Inc. ISBN 0 393 96466 3] The deviation in an informal fallacy often stems from… … Wikipedia
Informal logic — (or, occasionally, non formal logic) is the study of arguments as presented in ordinary language, as contrasted with the presentations of arguments in an artificial, formal, or technical language (see formal logic ). Informal logic emerged in… … Wikipedia
Fallacy — In logic and rhetoric, a fallacy is usually incorrect argumentation in reasoning resulting in a misconception or presumption. By accident or design, fallacies may exploit emotional triggers in the listener or interlocutor (appeal to emotion), or… … Wikipedia
fallacy, formal and informal — In philosophy, reasoning that fails to establish its conclusion because of deficiencies in form or wording. Formal fallacies are types of deductive argument that instantiate an invalid inference pattern (see deduction; validity); an example is… … Universalium
Fallacy of prescience — See the term similar in meaning to prescience , precognition. A term used by Smith, DeShaye and Stoicheff to describe an erroneous exploratory research technique in which the experimental scaffolding embeds assumptions about what will be… … Wikipedia
Fallacy of composition — The fallacy of composition arises when one infers that something is true of the whole from the fact that it is true of some part of the whole (or even of every proper part). For example: This fragment of metal cannot be broken with a hammer,… … Wikipedia
fallacy — /fal euh see/, n., pl. fallacies. 1. a deceptive, misleading, or false notion, belief, etc.: That the world is flat was at one time a popular fallacy. 2. a misleading or unsound argument. 3. deceptive, misleading, or false nature; erroneousness.… … Universalium
Fallacy of quoting out of context — The practice of quoting out of context, sometimes referred to as contextomy or quote mining , is a logical fallacy and a type of false attribution in which a passage is removed from its surrounding matter in such a way as to distort its intended… … Wikipedia
FALLACY — arguments which seem correct but upon examination prove false. They are arguments which are PSYCHOLOGICALLY persuasive but logically wrong through mistakes in relating, inferring, or concluding, while reasoning. TRADITIONAL logic identified… … Concise dictionary of Religion
fallacy — Any error of reasoning. Reasoning may fail in many ways, and a great variety of fallacies have been distinguished and named. The main division is into formal fallacies in which something purports to be deductively valid reasoning but is not, and… … Philosophy dictionary
