#14514: A constructor for the Brouwer-Haemers graph
---------------------------------+------------------------------------------
Reporter: ncohen | Owner: jason, ncohen, rlm
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-5.10
Component: graph theory | Resolution:
Keywords: | Work issues:
Report Upstream: N/A | Reviewers: Jernej Azarija
Authors: Nathann Cohen | Merged in:
Dependencies: #14283 | Stopgaps:
---------------------------------+------------------------------------------
Changes (by jdemeyer):
* status: positive_review => needs_work
Comment:
'''PLEASE RUN DOCTESTS BEFORE SETTING A PATCH TO NEEDS_REVIEW OR
POSITIVE_REVIEW'''
{{{
sage -t devel/sage/sage/graphs/generators/smallgraphs.py
**********************************************************************
File "devel/sage/sage/graphs/generators/smallgraphs.py", line 1067, in
sage.graphs.generators.smallgraphs.BrouwerHaemersGraph
Failed example:
set(G.spectrum()) == {20,2,-7}
Exception raised:
Traceback (most recent call last):
File "/mazur/release/merger/sage-5.10.beta2/local/lib/python2.7
/site-packages/sage/doctest/forker.py", line 466, in _run
self.execute(example, compiled, test.globs)
File "/mazur/release/merger/sage-5.10.beta2/local/lib/python2.7
/site-packages/sage/doctest/forker.py", line 825, in execute
exec compiled in globs
File "<doctest
sage.graphs.generators.smallgraphs.BrouwerHaemersGraph[2]>", line 1, in
<module>
set(G.spectrum()) == {Integer(20),Integer(2),-Integer(7)}
NameError: name 'G' is not defined
**********************************************************************
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14514#comment:10>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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