Peter J. Cameron

Z4-kerdock codes, orthogonal spreads, and extremal euclidean line-sets

When

Line graphs, root systems, and elliptic geometry

m

Intersecting families of permutations

is odd, spreads in an orthogonal vector space of type

The Random Graph

\Omega^+ (2m+2,2)

6-Transitive graphs

are related to binary Kerdock codes and extremal line-sets in

Topics in Algebraic Graph Theory

\RR^{2^{m+1}}

Quadratic forms over GF(2)

with prescribed angles. Spreads in a

Sudoku, Gerechte Designs, Resolutions, Affine Space, Spreads, Reguli, and Hamming Codes

2m

The power graph of a finite group

-dimensional binary symplectic vector space are related to Kerdock codes over

On the orders of primitive groups with restricted nonabelian composition factors

\ZZ_4