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Linear and Multilinear Algebra Volume 23, 1988 - Issue 3
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Original Articles

An inequality for M-matrices

Chung-Wei Ha Department of Mathematics, National Tsing Hua University, Hsin Chu, Taiwan, Republic of China
Pages 263-267 | Published online: 30 May 2007
 
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Abstract

If A B are n × n M matrices with dominant principal diagonal, we show that 3[det(A + B)]1/n  (det A)1/n + (det B)1/n .

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