Proposition

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Look up proposition in Wiktionary, the free dictionary.

Proposition may refer to:

Contents 1 In logic, mathematics, and philosophy 2 In political science 3 In the scientific method 4 In culture

[edit] In logic, mathematics, and philosophy

• Proposition (philosophy), meaning one of:
  • the "content" or "meaning" of a meaningful declarative sentence
  • the pattern of symbols, marks, or sounds that make up a meaningful declarative sentence
  • whatever entities are true or false
• As a special case, textbooks often, and papers sometimes, label an assertion which is provably true, but not important enough to be a theorem, a proposition. Normally this is part of a numerical reference system (Proposition 3.2, Lemma 3.3, Theorem 3.4); see the dictionary definition of "Proposition".
• Propositional calculus (also propositional logic or sentential calculus) - a formal system in which formulae representing propositional formulas can be formed.
  • Propositional formula - a type of syntactic formula which is well formed and has a truth value; i.e., an assertion formulated in such a way that it may be proven true or false

[edit] In political science

• Initiative or referendum
• Motion (democracy)
• Resolution (law)
• A point of debate

[edit] In the scientific method

• Hypothesis
• Theory
• Thesis statement

[edit] In culture

• Proposition bet, a bet made on a certain outcome
• The Proposition, a 2005 film written by Nick Cave
• To proposition someone may mean to invite them to have sex, and is thus a form of flirting

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