Philosophy dictionary. . 2011.

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  • Truth function — Truth functional redirects here, for the truth functional conditional, see Material conditional. In mathematical logic, a truth function is a function from a set of truth values to truth values. Classically the domain and range of a truth… …   Wikipedia

  • truth table — truth′ ta ble n. cmp math. logic pho a table that gives the truth values of a compound logical statement for every possible combination of truth values of its component propositions • Etymology: 1935–40 …   From formal English to slang

  • truth-function — truth functional, adj. truth functionally, adv. /troohth fungk sheuhn/, n. Logic. a statement so constructed from other statements that its truth value depends on the truth values of the other statements rather than on their meanings. * * * …   Universalium

  • truth function — noun (logic) A function that determines whether or not a complex sentence is true depending on the truth values of the component parts of the sentence • • • Main Entry: ↑truth …   Useful english dictionary

  • Truth value — In logic and mathematics, a logical value, also called a truth value, is a value indicating the extent to which a proposition is true.In classical logic, the only possible truth values are true and false.However, other values are possible in… …   Wikipedia

  • truth-value — /troohth val yooh/, n. Logic. the truth or falsehood of a proposition: The truth value of 2 + 2 = 5 is falsehood. [1915 20] * * * ▪ logic       in logic, truth (T or 1) or falsity (F or 0) of a given proposition or statement. Logical connectives …   Universalium

  • truth-function — A truth function of a number of propositions or sentences is a function of them that has a definite truth value, dependent only on the truth values of the constituents. Thus (p & q ) is a combination whose truth value is true when p is true and q …   Philosophy dictionary

  • truth-function — ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun Etymology: translation of German wahrheitsfunktion : a sentential or propositional function whose truth value depends only on the truth values of its arguments • truth functional (ˈ) ̷ ̷| ̷ ̷( ̷ ̷) ̷ ̷ adjective • truth… …   Useful english dictionary

  • truth/falsity — The two classical truth values that a statement, proposition, or sentence can take. It is supposed in classical (two valued) logic that each statement has one of these values, and none has both. A statement is then false if and only if it is not… …   Philosophy dictionary

  • truth table — noun Etymology: translation of German wahrheitstafel : a table that lists underneath one or more truth functions the various truth values of the truth functions for given truth values of their arguments …   Useful english dictionary

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