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If sn = 1+ 1/2 + 1/3 + 1/4 +···+ 1/n show that S 2^n ≥...

If sn = 1+ 1/2 + 1/3 + 1/4 +···+ 1/n show that S 2^n ≥ 1+n/2 for all n.

Elementary Real Analysis

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