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mlarson9000
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Homework Statement
Define the cesaro mean as σ=(1/n)(x1 +...+xn)
Can it happen that xn >0 for all n, and limsup xn =∞, but limσ=0
Homework Equations
The Attempt at a Solution
I think I am supposed to construct a piecewise sequence, with ln(n), but I can't figure this out or the life of me. The professor says there is a sequence that will work.