1. On Minkowski Sums of Simplices

   • Geir Agnarsson
   • Walter D. Morris

   OriginalPaper 24 October 2009 Pages: 271 - 287

2. The Graver Complexity of Integer Programming

   • Yael Berstein
   • Shmuel Onn

   OriginalPaper 27 October 2009 Pages: 289 - 296

3. A New Lower Bound on the Number of Odd Values of the Ordinary Partition Function

   • Dennis Eichhorn

   OriginalPaper Open access 28 October 2009 Pages: 297 - 303

4. Weighing Matrices and String Sorting

   • Ilias S. Kotsireas
   • Christos Koukouvinos
   • Jennifer Seberry

   OriginalPaper 23 October 2009 Pages: 305 - 313

5. Hook Length Polynomials for Plane Forests of a Certain Type

   • Fu Liu

   OriginalPaper Open access 24 October 2009 Pages: 315 - 322

6. Non-Crossing Tableaux

   • Pavlo Pylyavskyy

   OriginalPaper 27 October 2009 Pages: 323 - 339

7. Multilateral Inversion of A _r , C _r , and D _r Basic Hypergeometric Series

   • Michael J. Schlosser

   OriginalPaper 24 October 2009 Pages: 341 - 363

8. Inverting Random Functions III: Discrete MLE Revisited

   • Mike A. Steel
   • László A. Székely

   OriginalPaper 23 October 2009 Pages: 365 - 382

9. A Translation Method for Finding Combinatorial Bijections

   • Philip Matchett Wood
   • Doron Zeilberger

   OriginalPaper 23 October 2009 Pages: 383 - 402