Volume 44,
Numbers 1-3,
September 2007
Special Issue Dedicated to Dan Hughes for his 80th Birthday
- Dina Ghinelli, James W. P. Hirschfeld, Dieter Jungnickel:
Preface.
1-2
- Joseph A. Thas:
The uniqueness of 1-systems of W 5( q ) satisfying the BLT-property, with q odd.
3-10
- Peter J. Cameron, A. Rudvalis:
A design and a geometry for the group Fi 22.
11-14
- Gary L. Ebert, Keith E. Mellinger:
Mixed partitions and related designs.
15-23
- Alan R. Prince:
A translation plane of order 192 admitting SL(2, 5), obtained by 12-nest replacement.
25-30
- Antonio Pasini:
A characterization of truncated projective geometries as flag-transitive PG *. PG -geometries.
31-38
- Guglielmo Lunardon:
Simplectic spreads and finite semifields.
39-48
- Guobiao Weng, Weisheng Qiu, Zeying Wang, Qing Xiang:
Pseudo-Paley graphs and skew Hadamard difference sets from presemifields.
49-62
- Simeon Ball, Michel Lavrauw:
On the Hughes-Kleinfeld and Knuth's semifields two-dimensional over a weak nucleus.
63-67
- Mauro Biliotti, Vikram Jha, Norman L. Johnson, Alessandro Montinaro:
Translation planes of order q2 admitting a two-transitive orbit of length q+1 on the line at infinity.
69-86
- Joris De Kaey, Alan Offer, Hendrik Van Maldeghem:
On the nonexistence of certain Hughes generalized quadrangles.
87-96
- Francesco Mazzocca, Olga Polverino, Leo Storme:
Blocking Sets in PG(r, qn).
97-113
- Cheryl E. Praeger:
The flag-transitive symmetric designs with 45 points, blocks of size 12, and 3 blocks on every point pair.
115-132
- Jennifer D. Key, Fidele F. Ngwane:
A lower bound for the minimum weight of the dual 7-ary code of a projective plane of order 49.
133-142
- Francesca Dalla Volta, Johannes Siemons:
On solvable minimally transitive permutation groups.
143-150
- Francis Buekenhout, Dimitri Leemans:
A rank six geometry related to the McLaughlin sporadic simple group.
151-155
- Carl Bracken, Gary McGuire:
Duals of quasi-3 designs are not necessarily quasi-3.
157-167
- Ray Hill, Harold N. Ward:
A geometric approach to classifying Griesmer codes.
169-196
- Jan De Beule, Klaus Metsch, Leo Storme:
Characterization results on small blocking sets of the polar spaces Q +(2 n + 1, 2) and Q +(2 n + 1, 3).
197-207
- Jonathan Jedwab, Matthew G. Parker:
Golay complementary array pairs.
209-216
- Anne Delandtsheer, Jean Doyen:
Finite structures with prescribed numbers of orbits of their automorphism group.
217-221
- R. A. Bailey, Peter J. Cameron:
What is a design? How should we classify them?
223-238
- Julia M. N. Brown:
A nearfield-free definition of regular Hughes planes and some embeddings of PG(3, q) in Hughes planes of order q 4.
239-248
- Chris J. Mitchell, Fred Piper, Peter R. Wild:
ID-based cryptography using symmetric primitives.
249-262
- Niranjan Balachandran, Dijen K. Ray-Chaudhuri:
Simple 3-designs and PSL(2, q) with q == 1 (mod 4).
263-274
- Robert S. Coulter, Marie Henderson, Pamela Kosick:
Planar polynomials for commutative semifields with specified nuclei.
275-286
- Christoph Hering, Andreas Krebs:
A partial plane of order 6 constructed from the icosahedron.
287-292
- Aart Blokhuis, Andries E. Brouwer, Willem H. Haemers:
On 3-chromatic distance-regular graphs.
293-305
- K. T. Arasu, Yu Qing Chen, John F. Dillon, Xiaoyu Liu, Kevin J. Player:
Abelian difference sets of order n dividing lambda.
307-319
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