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There is a page named "Logical constant" on Wikipedia
- In logic, a logical constant or constant symbol of a language L {\displaystyle {\mathcal {L}}} is a symbol that has the same semantic value under every...3 KB (289 words) - 01:38, 6 January 2025
- broadly divided into constants and variables. The constants of a language can further be divided into logical symbols and non-logical symbols (sometimes...6 KB (783 words) - 18:56, 25 December 2023
In logic, a logical connective (also called a logical operator, sentential connective, or sentential operator) is a logical constant. Connectives can be...34 KB (3,164 words) - 23:35, 3 February 2025- Logical interpretation)to the non-logical constant T, and does not make a claim about whether T is to stand for tall and 'a' for Abraham Lincoln. Nor does logical interpretation...32 KB (4,436 words) - 07:52, 5 January 2025
- components (other than its logical constants). Thus, logical truths such as "if p, then p" can be considered tautologies. Logical truths are thought to be...9 KB (1,094 words) - 10:31, 12 December 2024
\wedge } ) is the truth-functional operator of conjunction or logical conjunction. The logical connective of this operator is typically represented as ∧ {\displaystyle...18 KB (1,465 words) - 05:16, 22 February 2025- more logical constants, like possibility and necessity in modal logic. A sentence is true in virtue of the logical constants alone if all non-logical terms...97 KB (11,673 words) - 09:56, 19 February 2025
- quantifier, a logical constant which is interpreted as "there exists", "there is at least one", or "for some". It is usually denoted by the logical operator...11 KB (1,535 words) - 22:47, 14 December 2024
- Logical axiom)for reasoning. In mathematics, an axiom may be a "logical axiom" or a "non-logical axiom". Logical axioms are taken to be true within the system of logic...34 KB (4,918 words) - 04:45, 1 February 2025
disjunction, also known as logical disjunction or logical or or logical addition or inclusive disjunction, is a logical connective typically notated...16 KB (1,939 words) - 03:36, 16 December 2024 - in LaTeX, U+22A5 in Unicode) is a constant symbol used to represent: The truth value 'false', or a logical constant denoting a proposition in logic that...3 KB (242 words) - 23:10, 22 April 2024
- Logical calculus)with the deductive nature of the system. The logical consequence (or entailment) of the system by its logical foundation is what distinguishes a formal system...14 KB (1,520 words) - 20:46, 4 March 2025
- Logical deduction)conditions a logical constant may be introduced into a new sentence of the proof. For example, the introduction rule for the logical constant " ∧ {\displaystyle...70 KB (8,482 words) - 21:20, 15 February 2025
- unchanging Constant (computer programming), a value that, unlike a variable, cannot be reassociated with a different value Logical constant, a symbol in...1 KB (186 words) - 01:57, 7 October 2024
- Logical not)In logic, negation, also called the logical not or logical complement, is an operation that takes a proposition P {\displaystyle P} to another proposition...19 KB (2,236 words) - 02:31, 5 January 2025
- Logical predicate)the relation denoted by R {\displaystyle R} . Since predicates are non-logical symbols, they can denote different relations depending on the interpretation...3 KB (421 words) - 11:48, 16 March 2025
- Logical syntax)language need not be symbols of anything. For instance there are logical constants which do not refer to any idea, but rather serve as a form of punctuation...10 KB (1,052 words) - 03:58, 6 March 2025
- logically equivalent if they have the same truth value in every model. The logical equivalence of p {\displaystyle p} and q {\displaystyle q} is sometimes...6 KB (751 words) - 03:54, 11 March 2025
- logical constant (plural logical constants) (logic) A word or phrase which has an invariant logical meaning and which is useful for forming argument forms
- Logical Consistency in Views of Language (1880) by William Dwight Whitney 769586Logical Consistency in Views of Language1880William Dwight Whitney LOGICAL
- propositions, and neither p nor q contains any constants except logical constants. And logical constants are all notions definable in terms of the following:
- because its theorems are the logical consequences of its principles. Logical principles precisely determine the logical consequence relation. They thus