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RSimmons
Posts:
20
From:
UK
Registered:
1/23/09


Asymptotics
Posted:
Apr 13, 2010 5:52 AM


Let a(n) be a real sequence. If sum_k=1..n [a(k)]^2 = O( 1/(n^p . log^q n)), n > +infinity (p,q >= 0) then a(n) = O( 1/n^(p+1)/2 . log^q/2 n), n > +infinity?



