Combining Philosophers

Ideas for H.Putnam/P.Oppenheim, Mark Jago and R Keefe / P Smith

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2 ideas

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / h. System S5

9065	S5 collapses iterated modalities (◊□P→□P, and ◊◊P→◊P) [Keefe/Smith]

4. Formal Logic / E. Nonclassical Logics / 7. Paraconsistency

15382

Paraconsistent reasoning can just mean responding sensibly to inconsistencies [Jago]