Combining Texts

Ideas for 'Intensional Logic', 'There is No A Priori (and reply)' and 'Logic for Philosophy'

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3 ideas

10. Modality / E. Possible worlds / 3. Transworld Objects / a. Transworld identity

15377

Definite descriptions pick out different objects in different possible worlds [Fitting]

13717

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

10. Modality / E. Possible worlds / 3. Transworld Objects / e. Possible Objects

13719

Barcan Formula problem: there might have been a ghost, despite nothing existing which could be a ghost [Sider]