[Nauty] Colouring of directed graphs

[Carlo Spaccasassi]

Thank you very much, Brendan!

Carlo

On 3 May 2017 at 13:08, Brendan McKay <Brendan.McKay at anu.edu.au> wrote:

> There are plans now.   I'll let you know.
>
> Brendan.
>
>
>
> On 3/5/17 9:20 pm, Carlo Spaccasassi wrote:
>
>> Hello Nauty-list,
>>
>> I've been using Nauty on a project related to nominal sets and chemical
>> reaction networks, and I find it great so far.
>>
>> I've been using the command line tools mostly: geng, directg and vcolg. I
>> would like to use vcolg to generate all non-isomorphic directed graph with
>> a particular colouring, for example in the following way:
>> $ ./geng 10 | ./directg  | ./vcolg m4 -e12 -T
>>
>> Unfortunately it looks like this feature is not implemented yet:
>> ....
>>
>>> E Sorry, this program doesn't support digraphs yet.
>>>
>> I was wondering, are there any plans to implement the colouring of
>> directed
>> graphs?
>>
>> Kind regards,
>> Carlo
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>>
>
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