All Stories

  1. The Rule of Contradictory Pairs, Insolubles and Validity
  2. A discussion of sentences like the paradox of the Liar that outflank the usual diagnoses.
  3. Inferentialism and Identity
  4. Square of Opposition: A Diagram and a Theory in Historical Perspective
  5. SHEFFER’S STROKE: A STUDY IN PROOF-THEORETIC HARMONY