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Re:怎么做？

Posted by 085690 at 2010-04-22 16:20:21 on Problem 3233
In Reply To:Re:怎么做？ Posted by:yw1984 at 2007-06-03 18:11:04 
> Let B=[ [A I];
>         [0 I] ]
> 
> B^(k+1) = [ [A^k   I+A+...+A^k];
>             [0          I     ] ]
太漂亮了..
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