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Questions tagged [sense-and-reference]

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A combined theory of reference for proper names

According to this SEP article, there are two common accounts of how proper names. One account holds that the name has a meaning or sense which is a concept (or something like it), and that you get to ...
David Gudeman's user avatar
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0 answers
40 views

Russell's criticism on Frege in "On Denoting"

The one phrase C was to have both meaning and denotation. But if we speak of “the meaning of C,” that gives us the meaning (if any) of the denotation. “The meaning of the first line of Gray’s Elegy” ...
Егор Галыкин's user avatar
6 votes
1 answer
86 views

Is the failure of substitutivity in an intensional context simply due to a lack of clarity in terms of the identity operator?

The oft-given example to demonstrate the failure of substitutivity in an intensional context goes as follows: (P1) Lois Lane believes Superman can fly (P2) Superman is Clark Kent (C) Lois Lane ...
Max Maxman's user avatar
2 votes
1 answer
53 views

Are Frege's "ideas" just qualia?

By Frege, there's a reference, sense and idea. I understand about reference and sense, but not about idea. Is it something like a quale?
Егор Галыкин's user avatar
2 votes
1 answer
81 views

In the Twin Earth thought experiment, why doesnt "water" turn out to be a hypernym (parent term)?

Background Putnam's Twin Earth thought experiment asks us to imagine a planet called Twin Earth, which is exactly like Earth except on Twin Earth their water is not H2O, but rather, XYZ. The ...
Hal's user avatar
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3 votes
1 answer
322 views

Why is Davidson's Swampman not an argument against Davidson's semantic theory?

In the swampman argument, Davidson imagines a character named Swampman, who is spontaneously formed from a swamp due to a freak lightning strike. This strike coincidentally arranges a swarm of ...
Hal's user avatar
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3 votes
3 answers
198 views

Does the use of senses require any knowledge about what is sensed? [closed]

Does the use of any sense (hearing, sight, pitch, proprioception, heat/cold, pain) require any knowledge about what is sensed in order to be used effectively? I phrased this poorly. I really mean &...
BigMistake's user avatar
1 vote
0 answers
60 views

"Hesperus", "The Evening Star", and externalist theories of concepts

If two names, "N1" and "N2", are introduced into the language for exactly the same purpose, but are made known to a speaker, S, in different circumstances, then it's possible for ...
Remster's user avatar
  • 111
4 votes
4 answers
3k views

How many instances of 1 are there in the expression "1+1"?

Is it just two marks/numerals representing a singular number 1, or are they actually two instances of 1? And what about in a set with repetition such as {1, 1, 2, 3}? And if these are actually ...
csp's user avatar
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0 votes
2 answers
162 views

How does assignment work? [closed]

The only place that 'assignment' is dealt with in any kind of formal context is in formal logic, the idea of a variable assignment function is one I wish to understand in simple terms to allow me to ...
Confused's user avatar
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1 vote
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Is there a difference between "is an intensional element of" and "is an extensional element of"?

There is a version of set theory according to which there are two flavors (types? categories?) of elementhood relation, and if it's ultimately coherent, it does offer a solution to Russell's paradox (...
Kristian Berry's user avatar
8 votes
3 answers
264 views

Do we cause words to mean things, or do words cause us to mean things?

This question occurred to me while reviewing a skeptical argument from Kripke regarding semantics: Suppose that I’ve never dealt with numbers larger than 57. (Given our finite nature and the ...
Kristian Berry's user avatar
-2 votes
1 answer
91 views

Universals, object-concept and sense

I am confused about "concept", "sense" and "properties" which may have some similarity but fundamentally are different. I explain my understanding as follows : Object-...
reza-ebadi's user avatar
2 votes
3 answers
388 views

What is the nature of the term 'variable', and is it used differently in math, computer science, and logic?

Say I'm given an expression and talk about x changing what do we really mean by this linguistically? What inferences can be drawn about the nature of variables from their practical usage? When we talk ...
Confused's user avatar
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1 vote
3 answers
96 views

Why Can't We Replace Names with Descriptions?

If the descriptivist theory says that the sense of a name is a description, then why do the cognitive values of the two differ? i.e. One could believe the first, but not the second. Superman is ...
John Smith's user avatar
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0 answers
58 views

Justification values

The concept of truth values is sometimes expressed in terms of "truth as an object vs. truth as a property." My in-a-slogan understanding of this alternative is "sentences being ...
Kristian Berry's user avatar
23 votes
13 answers
9k views

Why is it wrong to answer a question with a tautology? Isn't "2+2" correct when answering 'What is "2+2"'?

Many times in class, we are asked to answer, "What is 2+2?" or "What is the derivative of the function x?". It would not be the intended answer to write "2+2" or "...
user107952's user avatar
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3 votes
2 answers
255 views

On Searle's _Proper Names_ (1958)

I just read Searle's article Proper Names (1958) which was published before Kripke's seminal take on the subject in Naming and Necessity (1980). I think it is a very lucid article but I have a ...
Cherry Blossom Bomb's user avatar