Solution to Problem 7
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A solution to problem 7 may be found by clicking <a href="p7.pdf"> here</a>.

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There is however a typo in item 3 of that pdf file.  In line 3, first
note that m = 2^j.  Then, the line showing the visualization
should be:
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a=2^m&nbsp;&nbsp;&nbsp;   2^(m+1)&nbsp;&nbsp;&nbsp;  2^(m+2)&nbsp;&nbsp;&nbsp; ... 2^(2m-2)&nbsp;&nbsp;&nbsp; 2^(2m-1)&nbsp;&nbsp;&nbsp; 2^(2m)=b