1. Questions and Answers in an Orthoalgebraic Approach

   • Reinhard Blutner

   OriginalPaper Open access 31 January 2012 Pages: 237 - 277

2. Sequential Dynamic Logic

   • Alexander Bochman
   • Dov M. Gabbay

   OriginalPaper 24 November 2011 Pages: 279 - 298

3. Generalized Quantifiers in Dependence Logic

   • Fredrik Engström

   OriginalPaper 10 March 2012 Pages: 299 - 324

4. Theognis of Megara and the Divine Creating Power in the Framework of Semiotic Textology: An Application of János Sándor Petöfi’s Theory to Archaic Greek Literature

   • Mauro Giuffrè

   OriginalPaper 04 March 2012 Pages: 325 - 346

5. A Diagrammatic Calculus of Syllogisms

   • Ruggero Pagnan

   ReviewPaper 07 January 2012 Pages: 347 - 364

6. A Diagrammatic Inference System with Euler Circles

   • Koji Mineshima
   • Mitsuhiro Okada
   • Ryo Takemura

   OriginalPaper 28 March 2012 Pages: 365 - 391