On the Existance of Certain Circulant Weighing Matrices

Vassil Yorgov1
1Fayetteville State University 1200 Murchison Rd, Fayetteville, NC 28301

Abstract

We prove nonexistence of circulant weighing matrices with parameters from seven previously open entries of the updated Strassler’s table. The method of proof utilizes some modular constraints on circulant weighing matrices with multipliers.