New Nonexistence Results on Circulant Weighing Matrices

K. T. Arasu, Daniel M. Gordon, Yiran Zhang

A circulant weighing matrix $W=(w_{i,j})$ is a square matrix of order $n$ and entries $w_{i,j}$ in $\{0,\pm 1\}$ such that $W{W}^T=k{I}_n$. In his thesis, Strassler gave a table of…