Psychology Dictionary of ArgumentsHome
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| Extensionality, philosophy: (also extensionality principle, extensionality thesis) an attempt to make the language distinct by taking complete sets of denoted objects as the meaning of the referring words. See also extensions, intensions, extensional language, ambiguity, propositional attitudes._____________Annotation: The above characterizations of concepts are neither definitions nor exhausting presentations of problems related to them. Instead, they are intended to give a short introduction to the contributions below. – Lexicon of Arguments. | |||
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Arnim von Stechow on Extensionality - Dictionary of Arguments
61 Extensional propositional logic/Stechow: cannot describe the meaning of "Modals". >Modality, >Modal Logic, >Meaning, >Extension, >Extensionality. E.g. the meaning of "must" is "follows from my knowledge". [[must f]] says in epistemic meaning that [[f]] is a superset of my knowledge. The meaning function [[must]] is a relation between two sets of situations. >Functions, >Situations. Such meanings (sets of possible worlds) we do not have when sentences (extensionally) designate truth values. >Truth values, >Possible worlds, >Intensions._____________Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution. Translations: Dictionary of Arguments The note [Concept/Author], [Author1]Vs[Author2] or [Author]Vs[term] resp. "problem:"/"solution:", "old:"/"new:" and "thesis:" is an addition from the Dictionary of Arguments. If a German edition is specified, the page numbers refer to this edition. |
A. von Stechow I Arnim von Stechow Schritte zur Satzsemantik www.sfs.uniï·"tuebingen.de/~astechow/Aufsaetze/Schritte.pdf (26.06.2006) |
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> Counter arguments in relation to Extensionality
