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    W has the same semantic value as ∃ because there are no m... — Carmelics
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    Challenges→The quantifier W counts as a logical constant if and only if the existential quantifier ∃ counts as a logical constant

    W has the same semantic value as ∃ because there are no male widows

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    If logical constants are expressions whose semantic values can be fixed by purel...If purely inferential introduction and elimination rules fix a semantic value fo...The introduction and elimination rules R' for W are no less purely inferential t...The quantifier W counts as a logical constant if and only if the existential qua...

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    The notion of determination of semantic value in a well-defined semantic framework is, at least, clear—unlike the general notion of determination of sense. However, as Gómez-Torrente points out, by concentrating on the fixation of reference (or semantic value) rather than sense, Hacking opens himself up to an objection not unlike the objection to permutation-invariance approaches we considered above (see also Sainsbury 2001, 369). Consider the quantifier \(\dq{W}\), which means “not for all not

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