Philosophy Lexicon of Arguments

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.
Author Item Excerpt Meta data

Books on Amazon
extensional / Foster: "x is true if p" - intensional "x means that p" - II 9 intensional: indirect speech - extensional: substantive equivalence
II 16
Nonextensionality/ Foster: is not a lifeblood for rich meaning, but a disease that threatens the possibility of a meaning theory.
J. Foster
II Evans/McDowell (Hg) Truth and Meaning, Oxford 1977
J.Foster Thruth and meaning theory
G. Evans/J. McDowell
Truth and Meaning Oxford 1977

Ev I
G. Evans
The Varieties of Reference (Clarendon Paperbacks) Oxford 1989

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> Counter arguments in relation to Extensionality

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Ed. Martin Schulz, access date 2017-05-23