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MathGroup Archive 2005

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Re: Random points in NIntegrate

  • To: mathgroup at
  • Subject: [mg56465] Re: Random points in NIntegrate
  • From: Peter Pein <petsie at>
  • Date: Tue, 26 Apr 2005 01:33:35 -0400 (EDT)
  • References: <d4hvel$1g7$>
  • Sender: owner-wri-mathgroup at

Ismail T. wrote:
> Hi,
> I need to do the following. I am using mathematica to take a
> multi-dimensional integral with NIntegrate and QuasiMonteCarlo method
> is default for such cases. There are two things that I couldn't figure
> out. First, I want to print the random points that the mathematica
> chooses to take each data points. This is particularly important to
> see whether mathematica is stuck only some parts of the region of
> integration where it assumes that the biggest cntribution comes from.
> Secondly, how can I make mathematica to take sample (random) points
> only in a specific part of the region of integration without applying
> any particular cut to the limits of integration?
> Thanks a lot in advance,
> ismail
I created a small notebook to illustrate tue use of Sow/Reap to get a
list of the evaluation points. Please have a look at
or download an unevaluated notebook file from

Peter Pein

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