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MathGroup Archive 2003

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anyone help on this integral

  • To: mathgroup at smc.vnet.net
  • Subject: [mg39668] anyone help on this integral
  • From: john3000 at liverpool.ac.uk (john)
  • Date: Fri, 28 Feb 2003 04:45:49 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

I tried to integrate sqrt(x^2+a^)arctan(b/(x^2+a^2)) dx

but I found many ways failed, can anyone help?

actually, it is the double integrals 1/(x^2+y^+a^2)dxdy in original form.


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