JOURNAL OF QUJING NORMAL UNIVERSITY ›› 2016, Vol. 35 ›› Issue (6): 4-6.

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Lower Bounds for the Smallest Eigenvalue of Hadamard Product of M-matrices

Liu Xin   

  1. Department of Basic Education, Sichuan Information Technology College, Guangyuan Sichuan 628017, P. R. China
  • Received:2016-09-21 Online:2016-11-26

Abstract: A is a nonsingular M-matrix, then some new lower bounds for the smallest eigenvalue of A°A-1 are given by using Disk theorem. Theoretical analysis and numerical example show that the new bounds improve several results.

Key words: M-matrix, Hadamard product, smallest eigenvalue

CLC Number: