Disjunction - Stanford Encyclopedia of Philosophy
Mar 23, 2016 · In logic, disjunction is a binary connective (∨) classically interpreted as a truth function the output of which is true if at least one of the input sentences (disjuncts) is true, and false …
Disjunction - Stanford Encyclopedia of Philosophy
Jan 6, 2001 · Disjunction is a binary truth-function, the output of which is a sentence true if at least one of the input sentences (disjuncts) is true, and false otherwise. Disjunction, together with negation, …
Disjunction - Stanford Encyclopedia of Philosophy
In logic, disjunction is a binary connective (∨ ∨) classically interpreted as a truth function the output of which is true if at least one of the input sentences (disjuncts) is true, and false otherwise. Its …
Natural Deduction Systems in Logic - Stanford Encyclopedia of …
Oct 29, 2021 · ‘Natural deduction’ designates a type of logical system described initially in Gentzen (1934) and Jaśkowski (1934). It also designates the type of reasoning that these logical systems …
The Turn to Heyting’s Formalized Logic and Arithmetic
The Turn to Heyting’s Formalized Logic and Arithmetic 1. Some early results Intuitionistic propositional logic is not a finitely valued logic. Gödel (1932) showed that Heyting’s system for intuitionistic …
The Logic of Conditionals - Stanford Encyclopedia of Philosophy
Jul 3, 2021 · A related one is that it makes the conditional interdefinable with Boolean negation, disjunction, and conjunction. A third, among the driving motivations for Frege, Russell and …
Disjunction - Stanford Encyclopedia of Philosophy
Notes to Disjunction 1. We might formalize this "generalized" version of exclusive disjunction as a prefix quantifier that can range over any number of formulae, and is true if and only if exactly one of the …
Linear Logic (Stanford Encyclopedia of Philosophy)
Sep 6, 2006 · Linear logic is a refinement of classical and intuitionistic logic. Instead of emphasizing truth, as in classical logic, or proof, as in intuitionistic logic, linear logic emphasizes the role of …
Dynamic Semantics - Stanford Encyclopedia of Philosophy
Aug 23, 2010 · Dynamic semantics is a perspective on natural language semantics that emphasizes the growth of information in time. It is an approach to meaning representation where pieces of text or …
Sentence Connectives in Formal Logic - Stanford Encyclopedia of …
May 4, 2010 · The remaining 12 binary truth-functions thus exhibit the behaviour we saw with the disjunction truth-function; the corresponding connectives are what Gabbay calls weakly classical: …