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Ideas for 'Locke on Human Understanding', 'Aesthetics' and 'works'

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9. Objects / F. Identity among Objects / 5. Self-Identity

3318	Frege made identity a logical notion, enshrined above all in the formula 'for all x, x=x' [Frege, by Benardete,JA]
	Full Idea: It was Frege who first made identity a logical notion, enshrining it above all in the formula (x) x=x.
	From: report of Gottlob Frege (works [1890]) by José A. Benardete - Metaphysics: the logical approach Ch.9