Contents

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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 9×37 double Youden rectangle (DYR) is provided for each of the four biplanes with k=9. These DYRs were obtained by computer search.