1. Monotonicity of the cd-index for polytopes

   • Louis J. Billera
   • Richard Ehrenborg

   Original article Pages: 421 - 441

2. Multiple periodic points of the Poincaré map of Lagrangian systems on tori

   • Yiming Long

   Original article Pages: 443 - 470

3. Examples of improjective operators

   • Pietro Aiena
   • Manuel González

   Original article Pages: 471 - 479

4. Estimation of Ricci tensor on certain Fano manifolds

   • Adnène Ben Abdesselem
   • Pascal Cherrier

   Original article Pages: 481 - 505

5. Nombre maximal d'hyperplans instables pour un fibré de Steiner

   • Jean Vallès

   Original article Pages: 507 - 514

6. Some cases of Brumer's conjecture for abelian CM extensions of totally real fields

   • Cornelius Greither

   Original article Pages: 515 - 534

7. Globalizations, fiber bundles, and envelopes of holomorphy

   • Enrico Casadio Tarabusi
   • Andrea Iannuzzi
   • Stefano Trapani

   Original article Pages: 535 - 551

8. The ring structure on the cohomology of coordinate subspace arrangements

   • Mark de Longueville

   Original article Pages: 553 - 577

9. Difference spectrum of the Schrödinger operator in a magnetic field

   • Ruishi Kuwabara

   Original article Pages: 579 - 599

10. The number of simple modules of the Hecke algebras of type G(r,1,n)

    • Susumu Ariki
    • Andrew Mathas

    Original article Pages: 601 - 623