Referential Opacity and Modal Logic

This landmark work providesa a systematic introduction to systems of modal logic and stands as the first presentation of what have become central ideas in philosophy of language and metaphysics.

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This landmark dissertation (1961) provides a systematic introduction to systems of modal logic and stands as the first presentation of what have become central ideas in philosophy of language and metaphysics, from the 'new theory of reference' and non-linguistic necessity and essentialism to 'Kripke semantics'.