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Real Analysis : Convergent Sequences and Limits

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Prove the sequence defined by a1 = 0, a2=1 and a(n+2)= (a(n+1)+a(n))/2 for n>=0, converges and find the limit.
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Convergent Sequences and Limits are investigated. The solution is detailed and well presented.

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For a proof that a monotonous bounded sequence converges see:
http://www-history.mcs.st-and.ac.uk/~john/analysis/Lectures/L8.html

For the geometric series sum see:
http://mathworld.wolfram.com/GeometricSeries.html

I use them both in the ...

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