Thread: Help w/ Geometric Series Involving cos(xn)
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Old 11-11-2007, 10:13 PM
ADDboy ADDboy is offline
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Join Date: Oct 2005
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Default Re: Help w/ Geometric Series Involving cos(xn)
cos(wt) is the real part of exp(iwt), so your series is the real part of an absolutely convergent complex geometric series.
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