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Single Idea 11085

[filed under theme 10. Modality / A. Necessity / 7. Natural Necessity ]

Full Idea

Physical or nomological necessity is the truth of a sentence in all logically possible worlds governed by our actual laws of nature.

Gist of Idea

Nomological necessity is truth in all logically possible worlds with our laws

Source

Robert Hanna (Rationality and Logic [2006], 6.6)

Book Ref

Hanna,Robert: 'Rationality and Logic' [MIT 2006], p.196


A Reaction

Personally I think 'natural necessity' is the best label for this, as it avoids firm commitment to reductive physicalism, and it also avoids commitment to actual necessitating laws.