Combining Philosophers

Ideas for Eubulides, Steven Pinker and Bob Hale

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12 ideas

10. Modality / A. Necessity / 2. Nature of Necessity
15086 Absolute necessity might be achievable either logically or metaphysically [Hale]
10. Modality / A. Necessity / 3. Types of Necessity
19290 Absolute necessities are necessarily necessary [Hale]
8261 Maybe not-p is logically possible, but p is metaphysically necessary, so the latter is not absolute [Hale]
15081 A strong necessity entails a weaker one, but not conversely; possibilities go the other way [Hale]
15080 'Relative' necessity is just a logical consequence of some statements ('strong' if they are all true) [Hale]
19286 'Absolute necessity' is when there is no restriction on the things which necessitate p [Hale]
19288 Logical and metaphysical necessities differ in their vocabulary, and their underlying entities [Hale]
10. Modality / A. Necessity / 5. Metaphysical Necessity
15082 Metaphysical necessity says there is no possibility of falsehood [Hale]
10. Modality / A. Necessity / 6. Logical Necessity
15085 'Broadly' logical necessities are derived (in a structure) entirely from the concepts [Hale]
15088 Logical necessities are true in virtue of the nature of all logical concepts [Hale]
19285 Logical necessity is something which is true, no matter what else is the case [Hale]
19287 Maybe each type of logic has its own necessity, gradually becoming broader [Hale]