Single Idea 12003

[catalogued under 10. Modality / A. Necessity / 4. De re / De dicto modality]

Full Idea

The difference between de re and de dicto formulae is a difference between formulae which are, and formulae which are not, sensitive to the identities of objects at various worlds.

Gist of Idea

De re modal formulae, unlike de dicto, are sensitive to transworld identities

Source

Graeme Forbes (The Metaphysics of Modality [1985], 3.1)

Book Reference

Forbes,Graeme: 'The Metaphysics of Modality' [OUP 1985], p.49


Related Idea

Idea 13717 Transworld identity is not a problem in de dicto sentences, which needn't identify an individual [Sider]