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MathGroup Archive 2005

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Integral problem

  • To: mathgroup at
  • Subject: [mg58309] Integral problem
  • From: HUAFANG CUI <huafangc at>
  • Date: Sun, 26 Jun 2005 23:13:11 -0400 (EDT)
  • Organization: University of Pennsylvania
  • Sender: owner-wri-mathgroup at


I have a question about integral.  I could not figure out what is wrong.

function is
0.5 * (1 + 10^7 * ((1-x-y)/1.5 + x/8)^10) + 0.004 * x / ((1-x-y)/1.5 + 

limit on y is
0.8425 - x, 0.8

limit on x is
0.0425, 0.1999

I run it on Ver4.0.  It runs forever and does not stop.

Thank you.


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