Re: Getting Matlab geophysics code running in Octave

[Ben Abbott]

On Aug 4, 2013, at 12:29 PM, Lester Anderson wrote:

> Hi,
> 
> I found the defval.m code. From the functions I uploaded, it looks like all 
> it was doing was defining the values of the constant variables, now wehether 
> that is the issue why it was not running correct I do not know. But maybe the 
> solution is more simple.
> 
> In the xample I uploaded, all the key things are available, so there are no 
> other toolbox things required. Defval is clearly a Matlab intrinsic function. 
> As I mentioned before, values for 'g' and 'G' can be declared normally 
> without the need for the defval function.
> 
> If you can figure out how the plot was created, from those two functions, 
> that would be a big help. If I ignored the defval in the code and replaced it 
> as R=... or G=... etc, it sort of runs but not to generate the output as 
> pected from the image result. Not having worked with Matlab before, I am 
> still learning the procedures with Octave; I have come from a Fortran 95 
> background. Since a lot of geophysics code is in Matlab, I thought try Octave 
> and see how it copes.
> 
> Hopefully I have not gone into the deep end !
> 
> Cheers
> Lester

I think you got the wrong defval.m.  The one your looking for is available from 
the same page you gave a link to earlier.

        http://geoweb.princeton.edu/people/simons/DOTM/defval.m

Ben