#19019: Very careless typoes in strongly_regular_db
-------------------------------------------------+-------------------------
Reporter: ncohen | Owner:
Type: defect | Status: closed
Priority: major | Milestone: sage-6.9
Component: graph theory | Resolution: fixed
Keywords: | Merged in:
Authors: Nathann Cohen | Reviewers: Dima
Report Upstream: N/A | Pasechnik
Branch: | Work issues:
cb0b3fbd221fb01c0e392d141ba50427b0a0294f | Commit:
Dependencies: #19018 | Stopgaps:
-------------------------------------------------+-------------------------
Comment (by dimpase):
Replying to [comment:28 ncohen]:
> > I was comparing your definition with the one from
> > http://homepages.cwi.nl/~aeb/math/ipm/ipm.pdf
> > and your definition is more complicated.
> > I did not check the other one.
>
> I don't see how. In the paper you give the matrix is requested to have 1
on the diagonal, that's the only difference I see.
yes, this is the difference that makes your definition different.
I suppose this is very close to the original one, as all is needed is
multiplication by -1 to convert one into the other. But still not the
same...
>
> > As well, you're not in the list of authors.
>
> How I hate this "I am the one who did it" bullshit...
well, if only for uniformity...
>
> > As I am gearing up for skew-Hadamard matrices, it can be done on the
corresponding ticket.
>
> Skew-hadamard? *sigh*.... Someday we will have all kind of designs in
Sage. But today is not this day.
>
we need them to build "skewhad*" and your humble servant srg's, as I
already mentioned.
--
Ticket URL: <http://trac.sagemath.org/ticket/19019#comment:29>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
--
You received this message because you are subscribed to the Google Groups
"sage-trac" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/sage-trac.
For more options, visit https://groups.google.com/d/optout.
