1. On the indestructibility aspects of identity crisis

   • Grigor Sargsyan

   OriginalPaper 13 May 2009 Pages: 493 - 513

2. Entropy of formulas

   • Vera Koponen

   OriginalPaper 05 June 2009 Pages: 515 - 522

3. The equivalence of theories that characterize ALogTime

   • Phuong Nguyen

   OriginalPaper 30 May 2009 Pages: 523 - 549

4. Deep sequent systems for modal logic

   • Kai Brünnler

   OriginalPaper 03 June 2009 Pages: 551 - 577

5. Partitions of large Rado graphs

   • M. Džamonja
   • J. A. Larson
   • W. J. Mitchell

   OriginalPaper 16 June 2009 Pages: 579 - 606