1. Preface

   • Dina Ghinelli
   • James Hirschfeld
   • Dieter Jungnickel

   PREFACE 17 July 2007 Pages: 1 - 2

2. The uniqueness of 1-systems of W ₅(q) satisfying the BLT-property, with q odd

   • J. A. Thas

   OriginalPaper 23 February 2007 Pages: 3 - 10

3. A design and a geometry for the group Fi ₂₂

   • P. J. Cameron
   • A. Rudvalis

   OriginalPaper 17 February 2007 Pages: 11 - 14

4. Mixed partitions and related designs

   • Gary L. Ebert
   • Keith E. Mellinger

   OriginalPaper 24 April 2007 Pages: 15 - 23

5. A translation plane of order 19² admitting SL(2,5), obtained by 12-nest replacement

   • Alan R. Prince

   OriginalPaper 20 March 2007 Pages: 25 - 30

6. A characterization of truncated projective geometries as flag-transitive PG ^*.PG-geometries

   • Antonio Pasini

   OriginalPaper 23 March 2007 Pages: 31 - 38

7. Simplectic spreads and finite semifields

   • Guglielmo Lunardon

   OriginalPaper 08 May 2007 Pages: 39 - 48

8. Pseudo-Paley graphs and skew Hadamard difference sets from presemifields

   • Guobiao Weng
   • Weisheng Qiu
   • Qing Xiang

   OriginalPaper 30 March 2007 Pages: 49 - 62

9. On the Hughes–Kleinfeld and Knuth’s semifields two-dimensional over a weak nucleus

   • Simeon Ball
   • Michel Lavrauw

   OriginalPaper 26 April 2007 Pages: 63 - 67

10. Translation planes of order q ² admitting a two-transitive orbit of length q + 1 on the line at infinity

    • M. Biliotti
    • V. Jha
    • A. Montinaro

    OriginalPaper 18 May 2007 Pages: 69 - 86

11. On the nonexistence of certain Hughes generalized quadrangles

    • Joris De Kaey
    • Alan Offer
    • Hendrik Van Maldeghem

    OriginalPaper 07 August 2007 Pages: 87 - 96

12. Blocking Sets in PG(r, q ⁿ )

    • F. Mazzocca
    • O. Polverino
    • L. Storme

    OriginalPaper 26 July 2007 Pages: 97 - 113

13. The flag-transitive symmetric designs with 45 points, blocks of size 12, and 3 blocks on every point pair

    • Cheryl E. Praeger

    OriginalPaper 15 May 2007 Pages: 115 - 132

14. A lower bound for the minimum weight of the dual 7-ary code of a projective plane of order 49

    • Jennifer D. Key
    • Fidele F. Ngwane

    OriginalPaper 24 May 2007 Pages: 133 - 142

15. On solvable minimally transitive permutation groups

    • Francesca Dalla Volta
    • Johannes Siemons

    OriginalPaper 14 June 2007 Pages: 143 - 150

16. A rank six geometry related to the McLaughlin sporadic simple group

    • Francis Buekenhout
    • Dimitri Leemans

    OriginalPaper 23 June 2007 Pages: 151 - 155

    

17. Duals of quasi-3 designs are not necessarily quasi-3

    • Carl Bracken
    • Gary McGuire

    OriginalPaper 06 July 2007 Pages: 157 - 167

18. A geometric approach to classifying Griesmer codes

    • Ray Hill
    • Harold Ward

    OriginalPaper 22 June 2007 Pages: 169 - 196

19. Characterization results on small blocking sets of the polar spaces Q ⁺(2n + 1, 2) and Q ⁺(2n + 1, 3)

    • J. De Beule
    • K. Metsch
    • L. Storme

    OriginalPaper 14 June 2007 Pages: 197 - 207

20. Golay complementary array pairs

    • Jonathan Jedwab
    • Matthew G. Parker

    OriginalPaper 03 July 2007 Pages: 209 - 216

21. Finite structures with prescribed numbers of orbits of their automorphism group

    • Anne Delandtsheer
    • Jean Doyen

    OriginalPaper 22 June 2007 Pages: 217 - 221

22. What is a design? How should we classify them?

    • R. A. Bailey
    • Peter J. Cameron

    OriginalPaper 21 July 2007 Pages: 223 - 238

23. A nearfield-free definition of regular Hughes planes and some embeddings of PG(3,q) in Hughes planes of order q ⁴

    • Julia M. N. Brown

    OriginalPaper 11 August 2007 Pages: 239 - 248

24. ID-based cryptography using symmetric primitives

    • Chris J. Mitchell
    • Fred C. Piper
    • Peter R. Wild

    OriginalPaper 03 July 2007 Pages: 249 - 262

25. Simple 3-designs and PSL(2, q) with q ≡ 1 (mod 4)

    • Niranjan Balachandran
    • Dijen Ray-Chaudhuri

    OriginalPaper 10 July 2007 Pages: 263 - 274

26. Planar polynomials for commutative semifields with specified nuclei

    • Robert S. Coulter
    • Marie Henderson
    • Pamela Kosick

    OriginalPaper 02 August 2007 Pages: 275 - 286

27. A partial plane of order 6 constructed from the icosahedron

    • Christoph Hering
    • Andreas Krebs

    OriginalPaper 10 August 2007 Pages: 287 - 292

28. On 3-chromatic distance-regular graphs

    • Aart Blokhuis
    • Andries E. Brouwer
    • Willem H. Haemers

    OriginalPaper Open access 28 July 2007 Pages: 293 - 305

29. Abelian difference sets of order n dividing λ

    • K. T. Arasu
    • Yu Qing Chen
    • Kevin J. Player

    OriginalPaper 27 July 2007 Pages: 307 - 319