作者thank1984 (thankakimo)
看板Grad-ProbAsk
标题[理工] 线代-是非题
时间Wed Mar 25 19:29:04 2009
是非题:
a) Every vector space that is spanned by a finite set has a basis
True
b) Every subspace of a finite-dimensional space is finite-dimensional
False
c) The only entries of an elementary matrix are zeros and ones
True
d) The sum of two n*n elementary matrices is an elementray matrix.
False
e) Every finite-dimensional inner product space posseses an
orthornormal basis.
False
以上是非题答案小弟都不太确定 所以请大大们帮小弟检查一下是否有写错
麻烦各位大大了 感谢
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1F：→ cherry770519:(B)我觉得是对的耶~ 03/28 16:34
2F：推 ILzi:(B)是true 03/29 02:06