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R ~U — I ____ 



Let alfo Gc j be a term in the fine of n — i. a, and let 



He be a term in the cofine of n—i a, and it readily appears 



n — « 



that G+ H = coefF. of the term c J- in the fine of n a. Now 

 fuppofing the general term of the fine truly exprefiTed. 



E 2 



G = 



