- To: mathgroup at smc.vnet.net
- Subject: [mg57775] Re: NIntegrate
- From: "antononcube" <antononcube at gmail.com>
- Date: Wed, 8 Jun 2005 03:21:24 -0400 (EDT)
- References: <200506050817.EAA29361@smc.vnet.net><firstname.lastname@example.org>
- Sender: owner-wri-mathgroup at wolfram.com
Dear John and Daniel,
I can give some speed-up advice if you show me what type of integrals
you want to integrate numerically.
In general. tuning the NIntegrate's options Method, SingularityDepth,
MaxRecursion, MinRecursion, for a particular integral might give faster
Wolfram Research, Inc.
John Roberts wrote:
> My understanding is (I'm definitely not a Mahematica guru) that Mathematica
> automatically does the biggest thing that can be done to speed up
> NIntegrate-- when you run NIntegrate, Mathematica automatically compiles the
> function to be integrated so that it will run as fast as possible. If there
> are any other tricks for making NIntegrate run faster, I would also like to
> know what they are.
> By the way, if you have not yet upgraded, I have found that Mathematica 5.1
> performs NIntegrate at least three times faster than Mathematica 4.1 did on
> the functions that I have been integrating, which involve double integrals
> of fairly large functions.
> ----- Original Message -----
> From: "Daniel Arnold" <flashlight at student.unibe.ch>
To: mathgroup at smc.vnet.net
> Subject: [mg57775] NIntegrate
> > Hi
> > What should I do first in order to accelerate a numerical integration?
> > Can you give me some hints?
> > Greets, Daniel
> > --
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- From: Daniel Arnold <email@example.com>