On Sophistical Refutations
Encyclopedia
Sophistical Refutations (Latin
Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

: De sophisticis elenchis) is a text in Aristotle
Aristotle
Aristotle was a Greek philosopher and polymath, a student of Plato and teacher of Alexander the Great. His writings cover many subjects, including physics, metaphysics, poetry, theater, music, logic, rhetoric, linguistics, politics, government, ethics, biology, and zoology...

's Organon
Organon
The Organon is the name given by Aristotle's followers, the Peripatetics, to the standard collection of his six works on logic:* Categories* On Interpretation* Prior Analytics* Posterior Analytics...

.

Aristotle identified thirteen fallacies
Fallacy
In logic and rhetoric, a fallacy is usually an incorrect argumentation in reasoning resulting in a misconception or presumption. By accident or design, fallacies may exploit emotional triggers in the listener or interlocutor , or take advantage of social relationships between people...

, as follows:
Verbal fallacies
  • Accent or emphasis
  • Amphibology
    Amphibology
    Amphibology or amphiboly is an ambiguous grammatical structure in a sentence. -Examples:*Teenagers shouldn't be allowed to drive...

  • Equivocation
    Equivocation
    Equivocation is classified as both a formal and informal logical fallacy. It is the misleading use of a term with more than one meaning or sense...

  • Composition
    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...

  • Division
    Fallacy of division
    A fallacy of division occurs when one reasons logically that something true of a thing must also be true of all or some of its parts.An example:# A Boeing 747 can fly unaided across the ocean.# A Boeing 747 has jet engines....

  • Figure of speech
    Figure of speech
    A figure of speech is the use of a word or words diverging from its usual meaning. It can also be a special repetition, arrangement or omission of words with literal meaning, or a phrase with a specialized meaning not based on the literal meaning of the words in it, as in idiom, metaphor, simile,...


Material fallacies
  • Accident
    Accident (fallacy)
    The logical fallacy of accident is a deductive fallacy occurring in statistical syllogisms when an exception to a rule of thumb is ignored. It is one of the thirteen fallacies originally identified by Aristotle...

  • Affirming the consequent
    Affirming the consequent
    Affirming the consequent, sometimes called converse error, is a formal fallacy, committed by reasoning in the form:#If P, then Q.#Q.#Therefore, P....

  • Converse accident
    Converse accident
    The logical fallacy of converse accident is a deductive fallacy that can occur in a statistical syllogism when an exception to a generalization is wrongly called for.For example:The inductive version of this fallacy is called hasty generalization...

  • Irrelevant conclusion
  • Begging the question
    Begging the question
    Begging the question is a type of logical fallacy in which the proposition to be proven is assumed implicitly or explicitly in the premise....

  • False cause
  • Fallacy of many questions
    Fallacy of many questions
    A loaded question is a question which contains a controversial assumption such as a presumption of guilt.Such questions are used rhetorically, so that the question limits direct replies to be those that serve the questioner's agenda...


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