[Getdp] Re: getdp: conductivity, el. quasistatical approx.

Christophe Geuzaine Christophe.Geuzaine at ulg.ac.be
Wed Aug 1 16:16:18 CEST 2001


Samuel Kvasnica wrote:
> 
> Yes, that's it ! I downloaded version 0.82 last week, because I was
> still using 0.74 up to now.
> Well, that's the price paid for the free software, but I like it. You
> did a pretty piece of work on getdp, there are not many
> non-commercial projects of such quality.
> 
> Ok, so now the results look like I expected them to look in 0.83. A
> question - what's beeing displayed in gmsh for complex scalar field -
> the amplitude ? 

Complex numbers are split into real and imaginary parts (you can access
these in Gmsh with the "Time Step" selector).

> How do I display the phase - do I have to display
> something like Atan[Im[x]/Re[x]] or is there a simpler way ?

No, that's the way to do it (I use Atan2). For the modulus, you can use
Norm[].

> 
> Thanks for the support,
> 
> Sam
> 
> --
> ----------------------------------------------------------------
> Mag.Samuel Kvasnica
> IEMW TU-WIEN
> Gusshausstrase 27-29 / 366   email: samuel.kvasnica at tuwien.ac.at
> 1040 Wien                    tel:   +43-1-58801-36639
> Austria                      fax:   +43-1-58801-36695
> ----------------------------------------------------------------

-- 
Christophe Geuzaine

Tel: 32 (0) 4 366 37 10    http://geuz.org
Fax: 32 (0) 4 366 29 10    mailto:Christophe.Geuzaine at ulg.ac.be