SQUARE ROOTS OF DOUBLY REGULAR TOURNAMENT MATRICES


Hacioglu I., Michael T. S. , Ozdemir S.

ELECTRONIC JOURNAL OF LINEAR ALGEBRA, cilt.28, ss.79-82, 2015 (SCI İndekslerine Giren Dergi) identifier

  • Cilt numarası: 28
  • Basım Tarihi: 2015
  • Dergi Adı: ELECTRONIC JOURNAL OF LINEAR ALGEBRA
  • Sayfa Sayıları: ss.79-82

Özet

Fletcher asked whether there is a (0, 1)-matrix of order greater than 3 whose square is a regular tournament matrix. We give a negative answer for a special class of regular tournament matrices: T (0, 1)-matrix of order greater than 3 whose square is a doubly regular tournament matrix.