Abstract
We show that there are infinitely many pairwise non-equivalent formulae in one propositional variable p in the pure implication fragment of the logic T of “ticket entailment” proposed by Anderson and Belnap. This answers a question posed by R. K. Meyer.
Original language | English |
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Pages (from-to) | 867-878 |
Number of pages | 12 |
Journal | Journal of Philosophical Logic |
Volume | 43 |
Issue number | 5 |
DOIs | |
Publication status | Published - 4 Nov 2014 |