can anyone give me a detailed but clear description of how to multiply power series'?

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- Nov 13th 2006, 09:11 PMacshellproduct of power series
can anyone give me a detailed but clear description of how to multiply power series'?

- Nov 14th 2006, 06:09 AMCaptainBlack
Look up Cauchy Product.

RonL - Nov 14th 2006, 07:20 AMThePerfectHacker
It has to be more than that.

Two power series need to be absolutely convergent on some open interval.

(Becuas otherwise you are assuming rearrangement is possible). - Nov 14th 2006, 08:57 AMCaptainBlack