Abstract
It is observed that a consistent congruential modal logic is not guaranteed to have a consistent extension in which the Box operator becomes a truthfunctional connective for one of the four one-place (two-valued) truth functions.
| Original language | English |
|---|---|
| Pages (from-to) | 95-103 |
| Number of pages | 9 |
| Journal | Notre Dame Journal of Formal Logic |
| Volume | 57 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 2016 |
Keywords
- Congruential modal logics
- Modal logic
- Neighborhood semantics
- Post completeness