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Re: Numerical Integration of Improper Integral

  • To: mathgroup at smc.vnet.net
  • Subject: [mg123042] Re: Numerical Integration of Improper Integral
  • From: "Dr. Wolfgang Hintze" <weh at snafu.de>
  • Date: Mon, 21 Nov 2011 04:28:55 -0500 (EST)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • References: <ja85ck$ikf$1@smc.vnet.net>

"Alex" <mammasis82 at hotmail.com> schrieb im Newsbeitrag 
news:ja85ck$ikf$1 at smc.vnet.net...
> Hi,
>
> I have the following complicated integral willing to integrate 
> numerically since I am not aware of any analytical expression for it. 
> The integral is:
>
> [ math] \int ^{\infty }\frac{1}{t}\left(e^{\frac{\left(-t+2\sqrt{t}p 
> \text{Cos}[\phi -\text{$\phi $o}]\right)}{2 \sigma ^2}}\right)dt [ 
> /math].
>
> Can anyone suggest a methodology of deriving the upper bound of the 
> limit of this integral for numerical evaluation purposes?
>
> Thanks for your time.
>
> BR,
>
> Alex
>

Could you please be so kind to translate your expression into 
Mathematica language?

Regards,
Wolfgang 




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