syllogism

Communications

(noun)

An inference in which one proposition (the conclusion) follows necessarily from two other propositions, known as the premises.

Related Terms

  • deductive reasoning
  • inductive reasoning
Psychology

(noun)

A type of deductive reasoning, often in the form "All A are B; C is A; therefore, C is B."

Related Terms

  • reason
  • inference
  • logic

Examples of syllogism in the following topics:

  • Assembling Your Argument

    • For example, you can form a syllogism.
    • A syllogism is a kind of logical argument in which one proposition (the conclusion) is inferred from two or more others (the premises) of a specific form.
    • In antiquity, two rival theories of the syllogism existed: Aristotelian syllogistic and Stoic syllogistic.
    • A categorical syllogism consists of three basic parts: the major premise, minor premise, and conclusion.
  • Logical Fallacies

    • Even though it is quite obvious that the first premise is not true and further that the conclusion is not true, the whole syllogism is still valid.
    • By applying formal logic to the syllogism in the example, the conclusion is still valid.
  • Different Lines of Reasoning

    • Consider these simple logical statements, known as syllogisms.
    • Here is a statistical syllogism to illustrate inductive reasoning:
  • Reasoning and Inference

    • A syllogism is a form of deductive reasoning in which two statements reach a logical conclusion.
    • An example of a syllogism is, "All dogs are mammals; Kirra is a dog; therefore, Kirra is a mammal."
  • The Constitutional Right to Petition the Government

    • Neither semantics nor syllogisms can break down the barrier which protects the freedom of people to attempt to influence other people by books and other public writings. . . .
  • Logic

    • "Bacon did for inductive logic what Aristotle did for the theory of the syllogism.
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