Combining Philosophers

Ideas for B Hale / C Wright, Fred Sommers and David Hume

expand these ideas     |    start again     |     choose another area for these philosophers

display all the ideas for this combination of philosophers

---

6 ideas

5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic

18897

Predicate logic has to spell out that its identity relation '=' is an equivalent relation [Sommers]

5. Theory of Logic / E. Structures of Logic / 1. Logical Form

18893

Translating into quantificational idiom offers no clues as to how ordinary thinkers reason [Sommers]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not

18903

Sommers promotes the old idea that negation basically refers to terms [Sommers, by Engelbretsen]

5. Theory of Logic / E. Structures of Logic / 7. Predicates in Logic

18894

Predicates form a hierarchy, from the most general, down to names at the bottom [Sommers]

5. Theory of Logic / F. Referring in Logic / 1. Naming / d. Singular terms

12230

Singular terms refer if they make certain atomic statements true [Hale/Wright]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / c. Grelling's paradox

10631

If 'x is heterological' iff it does not apply to itself, then 'heterological' is heterological if it isn't heterological [Hale/Wright]