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MathGroup Archive 1999

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Tough Integral

  • To: mathgroup at smc.vnet.net
  • Subject: [mg20262] Tough Integral
  • From: Lawrence Walker <lwalker701 at earthlink.net>
  • Date: Sun, 10 Oct 1999 01:27:24 -0400
  • Organization: Morgan State University: COMSARE
  • Sender: owner-wri-mathgroup at wolfram.com

Mathematica is able to calculate the following integral.

In[1]:=
Integrate[x^3/(E^x-1),{x,0,Infinity}]
Out[1]=
Pi^4/15

For the life of me, I cannot solve this by hand.  Does any
know or has any ideas.

Thanks in advance,
Lawrence


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-----`"" ""`------------------------------------------------

        Lawrence A. Walker Jr., M.Eng./Ph.D. Candidate
                   Morgan State University
          Clarence M. Mitchell School of Engineering
 COMSARE (Center Of Microwave/Satellite And RF Engineering)
           Rm: 306-Schafer     Phone: (443)885-1453
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