Tuesday, March 27, 2012

March 26 - p-Series Test

We talked about several things today - the highlights were using an (improper) integral to argue that the series 1 + 1/2 + 1/3 + 1/4 + ... + 1/n + ... diverges and then generalizing to any sum of the form:

Sum(1 / n^p) as n goes from 1 to ∞.

Basically, if p ≤ 1, the series diverges. If p > 1, the series converges.

Notes below.


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