PHILOS 133 Lecture Notes - Lecture 4: Intension, Coreference
Document Summary
Within scope of a that- clause stands for sense of expression, not ordinary reference. Truth functional operators: (and), (or), (if p then q), (not) Modal operators: (cid:3) (necessarily the case), (possibly the case) Believes that" stands for proposition or sense of expression. De nite description the odorless, clear liquid. (the so-and-so) Russell: de nite descriptions = proper names. (kripke disagrees) Then the chain of communication that leads to use of the name is possible to introduce a name via description. Trump loves trump" two tokens of the same type. Chain of coreference explains how aristotle" means the same to the ancient greeks as it does for us. Connection between events of some type and another time. E is a good sign of e. Bedeutung (extensionalist) extension (vanilla semantics) intension (vanilla semantics) extension fred. Indexicals - context dependent - di erent cognitive signi cance from substitution. Referentially opaque: you cannot substitute the word without changing the truth-value of the proposition.
