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Single Idea 10041

[from 'Russell's Mathematical Logic' by Kurt Gödel, in 2. Reason / D. Definition / 8. Impredicative Definition ]

Full Idea

Impredicative Definitions are definitions of an object by reference to the totality to which the object itself (and perhaps also things definable only in terms of that object) belong.

Gist of Idea

Impredicative Definitions refer to the totality to which the object itself belongs

Source

Kurt Gödel (Russell's Mathematical Logic [1944], n 13)

Book Reference

'Philosophy of Mathematics: readings (2nd)', ed/tr. Benacerraf/Putnam [CUP 1983], p.455