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Single Idea 13507

[filed under theme 5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox ]

Full Idea

In effect, the machinery introduced to solve the liar can always be rejigged to yield another version the liar.

Gist of Idea

The machinery used to solve the Liar can be rejigged to produce a new Liar

Source

William D. Hart (The Evolution of Logic [2010], 4)

Book Ref

Hart,W.D.: 'The Evolution of Logic' [CUP 2010], p.122

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A Reaction

[He cites Hans Herzberger 1980-81] The machinery is Tarski's device of only talking about sentences of a language by using a 'metalanguage'.