display all the ideas for this combination of philosophers
4 ideas
13979 | Logic studies consequence, compatibility, contradiction, corroboration, necessitation, grounding.... [Ryle] |
12230 | Singular terms refer if they make certain atomic statements true [Hale/Wright] |
10800 | The values of variables can't determine existence, because they are just expressions [Ryle, by Quine] |
10631 | If 'x is heterological' iff it does not apply to itself, then 'heterological' is heterological if it isn't heterological [Hale/Wright] |