1. Omitting Types in an Intermediate Logic

   • Seyed-Mohammad Bagheri
   • Massoud Pourmahdian

   OriginalPaper 05 April 2011 Pages: 319 - 328

2. On the Consistency of a Plural Theory of Frege’s Grundgesetze

   • Francesca Boccuni

   OriginalPaper 17 March 2011 Pages: 329 - 345

3. The Simplest Axiom System for Plane Hyperbolic Geometry Revisited

   • Victor Pambuccian

   OriginalPaper 17 March 2011 Pages: 347 - 349

4. The γ-admissibility of Relevant Modal Logics II — The Method using Metavaluations

   • Takahiro Seki

   OriginalPaper 17 March 2011 Pages: 351 - 383

5. Tracks of Relations and Equivalences-based Reasoning

   • G. Shtakser
   • L. Leonenko

   OriginalPaper 17 March 2011 Pages: 385 - 413

6. Book Reviews

   • Ewa Orłowska

   BookReview 17 March 2011 Pages: 415 - 419

7. One Hundred Years of Intuitionism (1907-2007)

   • Jean Paul Van Bendegem

   BookReview 17 March 2011 Pages: 421 - 425