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Math Help - show this property of skew-symmetric

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    show this property of skew-symmetric

    A is a real 3*3 non-zero antisymmetric matrix. Show that A has a real eigenvector such that Ax=0
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  2. #2
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    Quote Originally Posted by szpengchao View Post
    A is a real 3*3 non-zero antisymmetric matrix. Show that A has a real eigenvector such that Ax=0
    Hint : An antisymmetric matrix of odd order is always singular.
    Last edited by Isomorphism; May 29th 2008 at 08:55 AM. Reason: One hint is enough
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