[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

*Subject*: Re: Using Errorf in IDL*From*: meron(at)cars3.uchicago.edu*Date*: Tue, 20 May 1997 21:00:24 GMT*Newsgroups*: comp.lang.idl-pvwave*Organization*: CARS, U. of Chicago, Chicago IL 60637*References*: <5lsqed$efs@agate.berkeley.edu>*Reply-To*: meron(at)cars3.uchicago.edu*Sender*: news(at)midway.uchicago.edu (News Administrator)

In article <5lsqed$efs@agate.berkeley.edu>, karl@gojira.berkeley.edu (Karl Young) writes: > >I recently tried to feed a complex argument to Errorf, but it would have >none of it. With Mathematica you get a complex numerical result >if you feed Erf a complex numerical argument. I assume Mathematica is >calculating the principal value of the integral or something like >that. So my basic question is, how can I do the same thing most >efficiently in IDL? (If I have to I can numerically integrate >Fresnel integral euivalents or something else equally disgusting >but I'm praying for something simple) Perhaps just as useful >would be if somebody could give me a form for A(a,b),B(a,b) in: > I did write a routine for complex Errorf (and Fresnel integrals as well). It is included in a copy of my library which I transferred to RSI few month ago. Should be faster to download from them then from me, but if it is a problem, let me know. Mati Meron | "When you argue with a fool, meron@cars.uchicago.edu | chances are he is doing just the same"

- Prev by Date:
**Re: IDL 5.0!** - Next by Date:
**Re: Spherical interpolation** - Prev by thread:
**Re: IDL 5.0!** - Next by thread:
**Re: Spherical interpolation** - Index(es):