1. Optimal Length Resolution Refutations of Difference Constraint Systems

   • K. Subramani

   OriginalPaper 27 June 2009 Pages: 121 - 137

2. A Formalization of Powerlist Algebra in ACL2

   • Ruben A. Gamboa

   OriginalPaper 01 July 2009 Pages: 139 - 172

3. KBO Orientability

   • Harald Zankl
   • Nao Hirokawa
   • Aart Middeldorp

   OriginalPaper 23 April 2009 Pages: 173 - 201

4. On Protocols for the Automated Discovery of Theorems in Elementary Geometry

   • G. Dalzotto
   • T. Recio

   OriginalPaper 24 June 2009 Pages: 203 - 236