Combining Philosophers

Ideas for Rescher,N/Oppenheim,P, Theodore Sider and H.L.A. Hart

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6 ideas

7. Existence / D. Theories of Reality / 9. States of Affairs

15009

We must distinguish 'concrete' from 'abstract' and necessary states of affairs. [Sider]

7. Existence / D. Theories of Reality / 10. Vagueness / f. Supervaluation for vagueness

13692

A 'precisification' of a trivalent interpretation reduces it to a bivalent interpretation [Sider]

13695

Supervaluational logic is classical, except when it adds the 'Definitely' operator [Sider]

13693

A 'supervaluation' assigns further Ts and Fs, if they have been assigned in every precisification [Sider]

13694

We can 'sharpen' vague terms, and then define truth as true-on-all-sharpenings [Sider]

7. Existence / D. Theories of Reality / 11. Ontological Commitment / d. Commitment of theories

14983

Accept the ontology of your best theory - and also that it carves nature at the joints [Sider]