Services & Resources / Wolfram Forums
MathGroup Archive
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive


  • To: mathgroup at
  • Subject: [mg78228] Summations
  • From: Sima <hrvsimic at>
  • Date: Tue, 26 Jun 2007 04:33:48 -0400 (EDT)

Can someone please solve this summations:

Summation(from i=1 to n) (i * a ^ i)

Summation(from i=1 to m) (i * n ^ i + n ^ 3)

you can mail me sollutions. Thanks

  • Prev by Date: Re: Just one "1" in a list
  • Next by Date: Plot in a Do loop does nothing
  • Previous by thread: Re: Mathematica code for survival functions
  • Next by thread: Re: Summations