Combining Texts
Ideas for
'The Boundary Stones of Thought', 'Counterparts and Identity' and 'Truth Rehabilitated'
expand these ideas
|
start again
|
choose
another area for these texts
display all the ideas for this combination of texts
2 ideas
4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5
18814
|
'Absolute necessity' would have to rest on S5 [Rumfitt]
|
4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula
18823
|
To say there could have been people who don't exist, but deny those possible things, rejects Barcan [Stalnaker, by Rumfitt]
|