#12220: Updated CBC spkg
----------------------------------+-----------------------------------------
Reporter: ncohen | Owner: ncohen
Type: enhancement | Status: needs_info
Priority: major | Milestone: sage-5.0
Component: linear programming | Keywords: sd35.5, Cernay2012
Work_issues: | Upstream: N/A
Reviewer: | Author: John Perry
Merged: | Dependencies:
----------------------------------+-----------------------------------------
Changes (by john_perry):
* status: needs_review => needs_info
Comment:
Replying to [comment:48 ncohen]:
> Wouhouuuuuuuuuuuuuu !!!
>
> John ? You will be happy to learn that I just updated the spkg and that
it should be compatible with both both Mac and Linux. Could you give it a
try ? `:-)`
>
> Nathann
I haven't tried Mac yet. On Linux, I'm getting a doctest failure:
{{{
sage -t "devel/sage-main/sage/numerical/optimize.py"
GLPK Simplex Optimizer, v4.44
6 rows, 3 columns, 8 non-zeros
Preprocessing...
2 rows, 2 columns, 4 non-zeros
Scaling...
A: min|aij| = 2.400e+01 max|aij| = 5.000e+01 ratio = 2.083e+00
GM: min|aij| = 8.128e-01 max|aij| = 1.230e+00 ratio = 1.514e+00
EQ: min|aij| = 6.606e-01 max|aij| = 1.000e+00 ratio = 1.514e+00
Constructing initial basis...
Size of triangular part = 2
* 0: obj = -5.100000000e+01 infeas = 0.000e+00 (0)
* 1: obj = -5.225000000e+01 infeas = 0.000e+00 (0)
OPTIMAL SOLUTION FOUND
**********************************************************************
File "/atlas/sage-4.8/devel/sage-main/sage/numerical/optimize.py", line
728:
sage: all([ (v in b1 or v in b2 or v in b3) for v in values ])
Expected:
True
Got:
False
**********************************************************************
}}}
Is that something we need to worry about?
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12220#comment:52>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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