Research Interests

Papers and Preprints

A Hadamard matrix of order 428

Some 6-(14,7,4) Designs

Lecture Notes on Large Sets of  t-Designs (ps, pdf)

Trades of  volumes 47, 51 and 53 and foundation size 10

Lecture Notes on The Star Complement Technique (ps, pdf)

Hadamard matrices of order 32

Maximum order of triangle-free graphs with a given rank