#18934: New (v,6,1)-BIBD with v<=201
-------------------------------------+-------------------------------------
Reporter: ncohen | Owner:
Type: enhancement | Status: positive_review
Priority: major | Milestone: sage-6.8
Component: combinatorial | Resolution:
designs | Merged in:
Keywords: | Reviewers: Dima Pasechnik
Authors: Nathann Cohen | Work issues:
Report Upstream: N/A | Commit:
Branch: u/ncohen/18934 | 6ed1abf670cc7212d0f287458bd3af9588adf21c
Dependencies: | Stopgaps:
-------------------------------------+-------------------------------------
Changes (by dimpase):
* status: needs_review => positive_review
* commit: 819bfa02346262814a0ff5ef3a9831eda7579739 =>
6ed1abf670cc7212d0f287458bd3af9588adf21c
* branch: public/18934 => u/ncohen/18934
Comment:
Replying to [comment:29 ncohen]:
> > Well, you seem to prefer to hide the know-how how to use LJCR in this
case.
>
> The interface with LJCR has nothing to do with this function. There is
no certitude that their entry will not change, there is no reason to carve
in doctests that ours and theirs should match. This doctest tests more
than the function claims, so it has no reason to be.
>
> > It's not fair to a user that might need to use it for a similar task.
>
> Nobody will have to. With this addition, there is no BIBD to be found on
LJCR that Sage cannot build alone:
>
> {{{
> sage: missing = [(v,k) for v in range(101) for k in range(1,v) if
designs.balanced_incomplete_block_design(v,k,existence=True) is Unknown]
> sage: for v,k in missing:
> ....: try:
> ....:
designs.balanced_incomplete_block_design(v,k,use_LJCR=True)
> ....: print "found"
> ....: except:
> ....: pass
> ....:
> sage:
> }}}
>
> Do you intend to remove/fix the commit that contains the 'None == None'
tests?
never mind. You get your branch back :)
--
Ticket URL: <http://trac.sagemath.org/ticket/18934#comment:30>
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.
