http://www.pims.math.ca/publications/preprints/ Minimal spectrally arbitrary sign patterns T. Britz J. J. McDonald D. D. Olesky P. van den Driessche Dept of Math & Stat Mathematics Dept Dept of Computer Science Dept of Math & Stat University of Victoria Washington State University University of Victoria University of Victoria Victoria, BC, Canada Pullman, WA, USA Victoria, BC, Canada Victoria, BC, Canada Preprint number: PIMS-04-11 Received on June 8, 2004