Volume 32, Issue 1-3

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May 2004

Proceedings of the Third Pythagorean Conference

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30 articles in this issue

Preface

Preface Pages: 5 - 6
List of Participants

Editorial Board Pages: 7 - 8
Symplectic Spreads
Simeon Ball
John Bamberg
Tim Penttila
OriginalPaper Pages: 9 - 14
Design of Self-Healing Key Distribution Schemes
Carlo Blundo
Paolo D’Arco
Massimiliano Listo
OriginalPaper Pages: 15 - 44
On the Action of the Groups GL(n+1, q), PGL(n + 1, q), SL(n + 1, q) and PSL(n + 1, q) on PG(n, q ^t)
Julia M. N. Brown
OriginalPaper Pages: 45 - 50
Constructions for Permutation Codes in Powerline Communications
Wensong Chu
Charles J. Colbourn
Peter Dukes
OriginalPaper Pages: 51 - 64
Cover-Free Families and Topology-Transparent Scheduling for MANETs
Charles J. Colbourn
Alan C. H. Ling
Violet R. Syrotiuk
OriginalPaper Pages: 65 - 95
Remarks on Singer Cyclic Groups and Their Normalizers
A. Cossidente
M. J. de Resmini
OriginalPaper Pages: 97 - 102
On (0,α)-Geometries and Dual Semipartial Geometries Fully Embedded in an Affine Space
F. De Clerck
M. Delanote
OriginalPaper Pages: 103 - 110
Planar Oval Sets in Desarguesian Planes of Even Order
Nikias de Feyter
OriginalPaper Pages: 111 - 119
The Lovász Local Lemma and Its Applications to some Combinatorial Arrays
D. Deng
D. R. Stinson
R. Wei
OriginalPaper Pages: 121 - 134
Anonymous Membership Broadcast Schemes
A. De Santis
B. Masucci
OriginalPaper Pages: 135 - 151
SPG-Reguli Satisfying the Polar Property and a New Semipartial Geometry
S. De Winter
J. A. Thas
OriginalPaper Pages: 153 - 166
Nets of Small Degree Without Ovals
David A. Drake
Wendy Myrvold
OriginalPaper Pages: 167 - 183
Enumeration of t-Designs Through Intersection Matrices
Z. Eslami
G. B. Khosrovshahi
M. M. Noori
OriginalPaper Pages: 185 - 191
Self-Orthogonal and Self-Dual Codes Constructed via Combinatorial Designs and Diophantine Equations
S. Georgiou
C. Koukouvinos
OriginalPaper Pages: 193 - 206
On the Security of Two Public Key Cryptosystems Using Non-Abelian Groups
M. I. González Vasco
D. Hofheinz
R. Steinwandt
OriginalPaper Pages: 207 - 216
On Non-Polynomial Latin Squares
Otokar Grošek
Peter Horák
Tran van Trung
OriginalPaper Pages: 217 - 226
Regular Hadamard Matrices Generating Infinite Families of Symmetric Designs
Yury J. Ionin
OriginalPaper Pages: 227 - 233
Some Indecomposable t-Designs
G. B. Khosrovshahi
B. Tayfeh-Rezaie
OriginalPaper Pages: 235 - 238
Hyperbolic Ovals in Finite Planes
G. Korchmáros
A. Sonnino
OriginalPaper Pages: 239 - 249
Minimum Covering for Hexagon Triple Systems
Selda Kücçükcçİfcçİ
C. C. Lindner
OriginalPaper Pages: 251 - 265
Amalgams of Cubic Bipartite Graphs
Domenico Labbate
OriginalPaper Pages: 267 - 275
Resolvable t-Designs
Reinhard Laue
OriginalPaper Pages: 277 - 301
On a Bound of Cover-Free Families
X. Ma
R. Wei
OriginalPaper Pages: 303 - 321
On t-Covering Arrays
Sosina Martirosyan
van Tran Trung
OriginalPaper Pages: 323 - 339
LDPC Codes from Triangle-Free Line Sets
Keith E. Mellinger
OriginalPaper Pages: 341 - 350
Spreads and Ovoids Translation with Respect to Disjoint Flags
Alan Offer
Hendrik Van Maldeghem
OriginalPaper Pages: 351 - 367
Parallel Symmetric Attack on NTRU using Non-Deterministic Lattice Reduction
Tanya E. Seidel
Daniel Socek
Michal Sramka
OriginalPaper Pages: 369 - 379
The Quintic Grassmannian \(G_{1,4,2}\) in PG(9, 2)
R. Shaw
N. A. Gordon
OriginalPaper Pages: 381 - 396

Volume 32, Issue 1-3

Preface

List of Participants

Symplectic Spreads

Design of Self-Healing Key Distribution Schemes

On the Action of the Groups GL(n+1, q), PGL(n + 1, q), SL(n + 1, q) and PSL(n + 1, q) on PG(n, q ^t)

Constructions for Permutation Codes in Powerline Communications

Cover-Free Families and Topology-Transparent Scheduling for MANETs

Remarks on Singer Cyclic Groups and Their Normalizers

On (0,α)-Geometries and Dual Semipartial Geometries Fully Embedded in an Affine Space

Planar Oval Sets in Desarguesian Planes of Even Order

The Lovász Local Lemma and Its Applications to some Combinatorial Arrays

Anonymous Membership Broadcast Schemes

SPG-Reguli Satisfying the Polar Property and a New Semipartial Geometry

Nets of Small Degree Without Ovals

Enumeration of t-Designs Through Intersection Matrices

Self-Orthogonal and Self-Dual Codes Constructed via Combinatorial Designs and Diophantine Equations

On the Security of Two Public Key Cryptosystems Using Non-Abelian Groups

On Non-Polynomial Latin Squares

Regular Hadamard Matrices Generating Infinite Families of Symmetric Designs

Some Indecomposable t-Designs

Hyperbolic Ovals in Finite Planes

Minimum Covering for Hexagon Triple Systems

Amalgams of Cubic Bipartite Graphs

Resolvable t-Designs

On a Bound of Cover-Free Families

On t-Covering Arrays

LDPC Codes from Triangle-Free Line Sets

Spreads and Ovoids Translation with Respect to Disjoint Flags

Parallel Symmetric Attack on NTRU using Non-Deterministic Lattice Reduction

The Quintic Grassmannian \(G_{1,4,2}\) in PG(9, 2)

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