1. Dedication

   Announcement Pages: vi - vii

2. Arcs in PG(n, q), MDS-codes and three fundamental problems of B. Segre — Some extensions

   • A. Blokhuis
   • A. A. Bruen
   • J. A. Thas

   OriginalPaper Pages: 1 - 11

3. Locally finite classical tits chamber systems with transitive group of automorphisms in characteristic 3

   • Thomas Meixner

   OriginalPaper Pages: 13 - 30

4. Le groupe fondamental de certains espaces d'orbites regulieres de groupes de Weyl affines

   • Guy Rousseau

   OriginalPaper Pages: 31 - 42

5. Affine polar spaces

   • Arjeh M. Cohen
   • Ernest E. Shult

   OriginalPaper Pages: 43 - 76

6. Generalized quadrangles with valuation

   • H. Van Maldeghem

   OriginalPaper Pages: 77 - 87

7. Quantum groups at roots of 1

   • George Lusztig

   OriginalPaper Pages: 89 - 113

8. On positivity in Hecke algebras

   • M. J. Dyer
   • G. L. Lehrer

   OriginalPaper Pages: 115 - 125

9. On the identification of natural modules for symplectic and linear groups defined over arbitrary fields

   • F. G. Timmesfeld

   OriginalPaper Pages: 127 - 142

10. The existence of J ₃ and its embeddings in E ₆

    • Michael Aschbacher

    OriginalPaper Pages: 143 - 154

11. (G, D)-modules et algebres de Clifford

    • François Zara

    OriginalPaper Pages: 155 - 176

12. Groups of coalgebra morphisms and the Zassenhaus formulae

    • Hans Scheerer
    • Klaus Schuch

    OriginalPaper Pages: 177 - 191

13. Extended generalized quadrangles

    • P. J. Cameron
    • D. R. Hughes
    • A. Pasini

    OriginalPaper Pages: 193 - 228

14. Polar spaces of arbitrary rank

    • Peter M. Johnson

    OriginalPaper Pages: 229 - 250

15. Groups with the BNB-property

    • G. Stroth
    • R. Weiss

    OriginalPaper Pages: 251 - 282

16. Toroidal Lie algebras and vertex representations

    • Robert V. Moody
    • Senapathi Eswara Rao
    • Takeo Yokonuma

    OriginalPaper Pages: 283 - 307

17. Elliptic genera, involutions, and homogeneous spin manifolds

    • F. Hirzebruch
    • P. Slodowy

    OriginalPaper Pages: 309 - 343

18. Appendix to elliptic genera, involutions, and homogeneous spin-manifolds by Friedrich Hirzebruch and Peter Slodowy

    • John G. Bliss
    • Robert V. Moody
    • Arturo Pianzola

    OriginalPaper Pages: 345 - 351

19. Maximal subgroups of exceptional groups of Lie type, finite and algebraic

    • Martin W. LieBeck
    • Cary M. Settz

    OriginalPaper Pages: 353 - 387

20. The Bruhat order on symmetric varieties

    • R. W. Richardson
    • T. A. Springer

    OriginalPaper Pages: 389 - 436