Combining Philosophers
Ideas for Chrysippus, Georg W.F.Hegel and John Hawthorne
expand these ideas
|
start again
|
choose
another area for these philosophers
display all the ideas for this combination of philosophers
7 ideas
5. Theory of Logic / B. Logical Consequence / 5. Modus Ponens
8078
|
Modus ponens is one of five inference rules identified by the Stoics [Chrysippus, by Devlin]
|
5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle
21595
|
Excluded middle is the maxim of definite understanding, but just produces contradictions [Hegel]
|
6023
|
Every proposition is either true or false [Chrysippus, by Cicero]
|
5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not
21777
|
Negation of negation doubles back into a self-relationship [Hegel, by Houlgate]
|
5. Theory of Logic / L. Paradox / 3. Antinomies
15628
|
The idea that contradiction is essential to rational understanding is a key modern idea [Hegel]
|
15629
|
Tenderness for the world solves the antinomies; contradiction is in our reason, not in the essence of the world [Hegel]
|
15630
|
Antinomies are not just in four objects, but in all objects, all representations, all objects and all ideas [Hegel]
|