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Syllogistic fallacies – logical fallacies that occur in syllogisms. Affirmative conclusion from a negative premise (illicit negative) – a categorical syllogism has a positive conclusion, but at least one negative premise. [11] Fallacy of exclusive premises – a categorical syllogism that is invalid because both of its premises are negative ...
Attacking Faulty Reasoning: A Practical Guide to Fallacy-free Arguments [1] is a textbook on logical fallacies by T. Edward Damer that has been used for many years in a number of college courses on logic, critical thinking, argumentation, and philosophy. It explains 60 of the most commonly committed fallacies.
Whately divided fallacies into two groups: logical and material. According to Whately, logical fallacies are arguments where the conclusion does not follow from the premises. Material fallacies are not logical errors because the conclusion follows from the premises. He then divided the logical group into two groups: purely logical and semi-logical.
The book describes 19 logical fallacies using a set of illustrations, in which various cartoon characters participate. The online version of the book was published under a Creative Commons license on July 15, 2013. [1] The print edition was released on December 5, 2013 and is also shared under a Creative Commons license.
A loaded question is a form of complex question that contains a controversial assumption (e.g., a presumption of guilt). [1]Such questions may be used as a rhetorical tool: the question attempts to limit direct replies to be those that serve the questioner's agenda. [2]
In its narrowest sense, the goal of this methodological principle is to avoid attributing irrationality, logical fallacies, or falsehoods to the others' statements, when a coherent, rational interpretation of the statements is available.
This argument has been considered a logical fallacy since its introduction by John Locke and Richard Whately. [9] In particular, this is a form of genetic fallacy; in which the conclusion about the validity of a statement is justified by appealing to the characteristics of the person who is speaking, such as in the ad hominem fallacy. [10]
Some of the infirm arguments covered are those that are irrelevant or at best side issues, do not address the merits of the reason to keep or delete, are based on anecdote rather than evidence, engage in classic logical fallacies and more—and almost all share the trait of not being based upon the issues listed at Wikipedia:Deletion policy.