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MathGroup Archive 2004

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Re: NIntegrate or For or Special Function?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg47715] Re: [mg47700] NIntegrate or For or Special Function?
  • From: Anton Antonov <antonov at wolfram.com>
  • Date: Fri, 23 Apr 2004 02:30:43 -0400 (EDT)
  • References: <200404220639.CAA17119@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Matt Swingle wrote:

>I am constructing filling entries in a matrix using For loops.  The
>individual entries come from integrating Bessel, Hankel and Kelvin
>functions numerically with NIntegrate.  A 100x100 matrix takes a few hours
>to run?  Is my procedural way of doing things to blame?  Is it the
>specialty functions (Bessel etc)?  Is it simply NIntegrate?  Would anyone
>be willing to look at my awful code?
>
>Any help would be greatly appreciated.
>
>Matt Swingle
>mss4 at duke.edu
>  
>

Dear Matt Swingle

I would like to look at your code, and try to give suggestions.

Anton Antonov
Wolfram Research, Inc.


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