1. Weakly Intuitionistic Quantum Logic

   • Ronnie Hermens

   OriginalPaper 11 October 2012 Pages: 901 - 913

2. Analytic Calculi for Circular Concepts by Finite Revision

   • Riccardo Bruni

   OriginalPaper 22 July 2012 Pages: 915 - 932

3. Adaptive Logic as a Modal Logic

   • Patrick Allo

   OriginalPaper 11 October 2012 Pages: 933 - 958

4. Socratic Trees

   • Dorota Leszczyńska-Jasion
   • Mariusz Urbański
   • Andrzej Wiśniewski

   OriginalPaper 05 September 2012 Pages: 959 - 986

5. A Comprehensive Picture of the Decidability of Mereological Theories

   • Hsing-chien Tsai

   OriginalPaper 28 June 2012 Pages: 987 - 1012

6. Bootstrap Contraction

   • Sven Ove Hansson

   OriginalPaper 12 October 2012 Pages: 1013 - 1029

7. Inverse Images of Box Formulas in Modal Logic

   • Lloyd Humberstone

   OriginalPaper 12 October 2012 Pages: 1031 - 1060

8. Three-valued Logics in Modal Logic

   • Barteld Kooi
   • Allard Tamminga

   OriginalPaper Open access 21 August 2012 Pages: 1061 - 1072

9. Information Completeness in Nelson Algebras of Rough Sets Induced by Quasiorders

   • Jouni Järvinen
   • Piero Pagliani
   • Sándor Radeleczki

   OriginalPaper 11 October 2012 Pages: 1073 - 1092

10. Deductive Reasoning in the Structuralist Approach

    • Holger Andreas

    OriginalPaper 28 November 2012 Pages: 1093 - 1113

11. Some Metacomplete Relevant Modal Logics

    • Takahiro Seki

    OriginalPaper 04 December 2012 Pages: 1115 - 1141

12. Book Reviews

    • Morten Heine Sørensen

    BookReview 18 September 2013 Pages: 1143 - 1145

13. Book Reviews

    • Vagn Lundsgaard Hansen

    BookReview 18 September 2013 Pages: 1147 - 1150

14. Book Reviews

    • Rafal Urbaniak

    BookReview Open access 18 September 2013 Pages: 1151 - 1153