Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2000
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2000

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Highly Oscillatory Integrand

  • To: mathgroup at smc.vnet.net
  • Subject: [mg21984] Re: Highly Oscillatory Integrand
  • From: "Kevin J. McCann" <kevin.mccann at jhuapl.edu>
  • Date: Mon, 7 Feb 2000 13:02:35 -0500 (EST)
  • Organization: Johns Hopkins University Applied Physics Lab, Laurel, MD, USA
  • References: <87lugt$6qu@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Have you tried the method of steepest descent/stationary phase? I find that
these work amazingly well in many cases. There are other techniques, but the
ones I am familiar with are not very general.

Kevin

--

Kevin J. McCann
Johns Hopkins University APL

James K.Hall <jhall at attcanada.net> wrote in message
news:87lugt$6qu at smc.vnet.net...
> Hi,
>
>     Does anybody here know what parameter in "NIntegrate" will deal with
> highly oscillatory integrands?  If there is such an option please write me
> at
>
>     hall at drea.dnd.ca
>
>     I am currently trying to find the fastest way to evaluate such an
> integral.  I am constantly receiving warning messages about the
oscillatory
> behaviour of the function.
>
>     I hope I will hear from one of you.  I would really appreciate it.
>
> Cheers James
>
>
>




  • Prev by Date: Re: MathLink MLGetRealArray
  • Next by Date: Re: Importing Illustrator 8 EPS
  • Previous by thread: Highly Oscillatory Integrand
  • Next by thread: Shading the bounded area in a system of inequalities