Double Youden Rectangles for the Four Biplanes with \(k = 9\)

N. C. K. Phillips 1, D. A. Preece2, D. H. Rees2
1Department of Computer Science, Southern Illinois University, Carbondale, Illinois 62901, USA
2 Institute of Mathematics and Statistics, University of Kent at Canterbury, Canterbury, Kent CT2 7NF, UK

Abstract

A cyclic or bicyclic \(9 \times 37\) double Youden rectangle (DYR) is provided for each of the four biplanes with \(k = 9\). These DYRs were obtained by computer search.