Journal of Applied Sciences ›› 1996, Vol. 14 ›› Issue (3): 369-371.

• Articles • Previous Articles     Next Articles

OPPENHEIM-LIKE INEQUALITIES FOR M-MATRICES

HUANG TINZHU   

  1. University of Electronic Science and Technology of China
  • Received:1994-06-05 Revised:1994-11-26 Online:1996-09-30 Published:1996-09-30

Abstract: In this paper, the Oppenheim-like inequality for the general M-ma-trices is obtained, i.e., det(A·B) ≥ (Πi=1nbii) det A for general M-matrices A and B of order n.

Key words: matrix, inequality, determinant, M-matrix, Oppenheim inequality