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Topic: proof of an inequality
Replies: 12   Last Post: Apr 24, 2013 9:02 AM

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oercim@yahoo.com

Posts: 237
Registered: 5/2/05
Re: proof of an inequality
Posted: Apr 23, 2013 10:28 AM
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Sorry, you are right, so let modify:

x1^2+x2^2+....+xn^2>=ave(x)^2

does this inequality always hold? Thanks a lot.



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