[Nauty-list] Issue with geng and showg

[Marcus Nunes]

Thanks, Keith. You solved my problem.




On Thu, May 5, 2011 at 11:53, <keith.briggs at bt.com> wrote:

> When I do "geng -help" the -n option is not documented.  Why does geng
> accept it?
> The following works perfectly:
>
> geng  4 4:4  | showg
>
> Keith
> ________________________________________
> From: nauty-list-bounces at cs.anu.edu.au [nauty-list-bounces at cs.anu.edu.au]
> On Behalf Of Marcus Nunes [man238 at psu.edu]
> Sent: 05 May 2011 16:28
> To: Nauty List
> Subject: [Nauty-list] Issue with geng and showg
>
> Hi there
>
> I'm trying to use geng.c to generate and save my graphs. When I run
>
> ./geng -n 4 4:4  result.g6
>
> I get
>
> >A ./geng -d0D3 n=4 e=4
> >Z 2 graphs generated in 0.00 sec
>
> But, when I try to use showg to read my output, I get
>
> ./showg result.g6
> >E showg: illegal character
>
> It seems geng is not generating the graphs correctly. For the example
> above, I have
>
>
> ^D^@^@^@^@^@^@^@^@^@^@0^@^@^@^@^@^@^@^P^@^@^@^@^@^@^@�^@^@^@^@^@^@^@�^D^@^@^@^@^@^@^@^@^@^@0^@^@^@^@^@^@^@0^@$
>
> which, compared to examples I found on internet, doesn't make sense at all.
>
> Do you have some help to offer to me? I'm using Mac OS 10.6.7, gcc 4.2.1
> and I have no experience with C. I want to generate the graphs and work with
> them in R.
>
> Thanks
> --
> Marcus Nunes
> man238 at psu.edu<mailto:man238 at psu.edu>
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>



-- 
Marcus Nunes
man238 at psu.edu
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