Frege’s Equivalence Thesis and Reference Failure

Frege claims that sentences of the form ‘A’ are equivalent to sentences of the form ‘it is true that A’ (The Equivalence Thesis). Frege also says that there are fictional names that fail to refer, and that sentences featuring fictional names fail to refer as a result. The thoughts such sentences exp...

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Main Author: Nathan Hawkins
Format: Article
Language:ces
Published: Institute of Philosophy of the Slovak Academy of Sciences 2021-02-01
Series:Organon F
Subjects:
Online Access:https://www.sav.sk/journals/uploads/03061347orgf.2021.28109.pdf
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author Nathan Hawkins
author_facet Nathan Hawkins
author_sort Nathan Hawkins
collection DOAJ
description Frege claims that sentences of the form ‘A’ are equivalent to sentences of the form ‘it is true that A’ (The Equivalence Thesis). Frege also says that there are fictional names that fail to refer, and that sentences featuring fictional names fail to refer as a result. The thoughts such sentences express, Frege says, are also fictional, and neither true nor false. Michael Dummett argues that these claims are inconsistent. But his argument requires clarification, since there are two ways The Equivalence Thesis has been formulated, according as the thesis equates the senses or the referents of the relevant sentences. I have two aims in this paper. The first is to demonstrate that a sameness of sense thesis is inconsistent with Frege’s other theses. The second is to argue that a sameness of reference thesis is consistent with them. Thus, all else being equal, Frege ought to endorse a sameness of reference, rather than a sameness of sense thesis.
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spelling doaj.art-a11702af62fa4737ab6299580ff28a872022-12-21T18:09:44ZcesInstitute of Philosophy of the Slovak Academy of SciencesOrganon F1335-06682585-71502021-02-01281198222https://doi.org/10.31577/orgf.2021.28109Frege’s Equivalence Thesis and Reference FailureNathan Hawkins0https://orcid.org/0000-0003-3565-8999Cambridge UniversityFrege claims that sentences of the form ‘A’ are equivalent to sentences of the form ‘it is true that A’ (The Equivalence Thesis). Frege also says that there are fictional names that fail to refer, and that sentences featuring fictional names fail to refer as a result. The thoughts such sentences express, Frege says, are also fictional, and neither true nor false. Michael Dummett argues that these claims are inconsistent. But his argument requires clarification, since there are two ways The Equivalence Thesis has been formulated, according as the thesis equates the senses or the referents of the relevant sentences. I have two aims in this paper. The first is to demonstrate that a sameness of sense thesis is inconsistent with Frege’s other theses. The second is to argue that a sameness of reference thesis is consistent with them. Thus, all else being equal, Frege ought to endorse a sameness of reference, rather than a sameness of sense thesis.https://www.sav.sk/journals/uploads/03061347orgf.2021.28109.pdfdummettequivalencefictionfregetruereference
spellingShingle Nathan Hawkins
Frege’s Equivalence Thesis and Reference Failure
Organon F
dummett
equivalence
fiction
frege
true
reference
title Frege’s Equivalence Thesis and Reference Failure
title_full Frege’s Equivalence Thesis and Reference Failure
title_fullStr Frege’s Equivalence Thesis and Reference Failure
title_full_unstemmed Frege’s Equivalence Thesis and Reference Failure
title_short Frege’s Equivalence Thesis and Reference Failure
title_sort frege s equivalence thesis and reference failure
topic dummett
equivalence
fiction
frege
true
reference
url https://www.sav.sk/journals/uploads/03061347orgf.2021.28109.pdf
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