1. Introduction to 'An Extension Theorem for Euler Characteristics of Groups' by John R. Stallings

   • Ian Chiswell

   OriginalPaper Pages: 1 - 2

2. An Extension Theorem for Euler Characteristics of Groups

   • John R. Stallings

   OriginalPaper Pages: 3 - 39

3. Filling Length in Finitely Presentable Groups

   • Steve M. Gersten
   • Tim. R. Riley

   OriginalPaper Pages: 41 - 58

4. A Covering Space with No Compact Core

   • Daniel T. Wise

   OriginalPaper Pages: 59 - 62

5. Some Isoperimetric Inequalities for Kernels of Free Extensions

   • Steve Gersten
   • Hamish Short

   OriginalPaper Pages: 63 - 72

6. Bounded Classes in the Cohomology of Manifolds

   • Koji Fujiwara
   • Teruhiko Soma

   OriginalPaper Pages: 73 - 85

7. Translation Lengths in Out(F _n)

   • Emina Alibegović

   OriginalPaper Pages: 87 - 93

8. The Subgroups of Direct Products of Surface Groups

   • Martin R. Bridson
   • James Howie
   • Hamish Short

   OriginalPaper Pages: 95 - 103

9. Uniform Growth of Polycyclic Groups

   • Roger C. Alperin

   OriginalPaper Pages: 105 - 113

10. Discriminating Completions of Hyperbolic Groups

    • Gilbert Baumslag
    • Alexei Myasnikov
    • Vladimir Remeslennikov

    OriginalPaper Pages: 115 - 143

11. Loop Groups and Twin Buildings

    • Linus Kramer

    OriginalPaper Pages: 145 - 178

12. The Large Scale Geometry of Products of Trees

    • A. Reiter Ahlin

    OriginalPaper Pages: 179 - 184

13. Configuration Spaces of Colored Graphs

    • Aaron Abrams

    OriginalPaper Pages: 185 - 194

14. Maximally Symmetric Trees

    • Lee Mosher
    • Michah Sageev
    • Kevin Whyte

    OriginalPaper Pages: 195 - 233

15. A Strong Schottky Lemma for Nonpositively Curved Singular Spaces

    • Roger C. Alperin
    • Benson Farb
    • Guennadi A. Noskov

    OriginalPaper Pages: 235 - 243