标签:style blog class ext color width
$\bf命题:$设$A \in {M_n}\left( F \right)$,则下列命题等价
$(1)
$(3)
$\bf命题:$设$A,B,C,D \in L\left( V \right)$且两两可交换,$AC + BD = E$,证明:$KerAB = KerA \oplus KerB$
标签:style blog class ext color width
原文地址:http://www.cnblogs.com/ly142857/p/3710128.html