摘要
ＳＩＧＮ－ＲＥＶＥＲＳＡＬＰＲＯＰＥＲＴＹＦＯＲＦ－ＭＡＴＲＩＣＥＳＡＮＤＮ－ＭＡＴＲＩＣＥＳＸＵＳｏｎｇ（ＧｒａｄｕａｔｅＳｃｈｏｏｌ，ＣｈｉｎａＡｃａｄｅｍｙｏｆＲａｉｌｗａｙＳｃｉｅｎｃｅｓ，Ｂｅｉｊｉｎｇ１０００８１，Ｃｈｉｎａ）Ａｂｓｔｒａ...
We show that N-matrices and F-matrices introduced by Ky Fan can be characterized in terms of the sign-reversal property. As an application, we obtain a characterization for N-matrices using the linear complementarity problem.
