[Nauty] directg

[Sterten at aol.com]

In einer eMail vom 03.08.2004 06:21:59 Westeuropäische Sommerzeit schreibt  
bdm at cs.anu.edu.au:

> why  can't I output any graphs from countg ?
> e.g.: geng 7 -bf | countg -g0  | directg -T     won't  work

countg only counts  graphs.  To select graphs use pickg.



ahh,yes, thanks. Don't know why I missed it, countg -help  even refers  to 
pickg.
But then, why does countg exist when it is nothing but pickg -u ?
And whouldn't it be better to integrate them all into geng ?
 
--Guenter.


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