1. Decreasing Subsequences in Permutations and Wilf Equivalence for Involutions

   • Mireille Bousquet-Mélou
   • Einar Steingrímsson

   OriginalPaper Pages: 383 - 409

2. Algebraic Shifting and Basic Constructions on Simplicial Complexes

   • Eran Nevo

   OriginalPaper Pages: 411 - 433

3. A Local Analysis of Imprimitive Symmetric Graphs

   • Sanming Zhou

   OriginalPaper Pages: 435 - 449

4. Cocommutative Hopf Algebras of Permutations and Trees

   • Marcelo Aguiar
   • Frank Sottile

   OriginalPaper Pages: 451 - 470

5. On the Diaconis-Shahshahani Method in Random Matrix Theory

   • Michael Stolz

   OriginalPaper Pages: 471 - 491