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MathGroup Archive 2005

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Re: Summation problem

  • To: mathgroup at
  • Subject: [mg56638] Re: Summation problem
  • From: "Scout" <user at>
  • Date: Sun, 1 May 2005 00:46:36 -0400 (EDT)
  • References: <d4v6br$nq9$>
  • Sender: owner-wri-mathgroup at


> Sum[I^n/n,{n,1,Infinity}]
    On Math4 it gives:
             -Log[1 - I]

> Sum[I^(n+1)/n,{n,1,Infinity}]
On Math4 it gives:
            -I Log[1 - I]

> Jaroslaw Piskorski


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