#13687: Parents for groups
--------------------------------+-------------------------------------------
Reporter: vbraun | Owner: joyner
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-5.7
Component: group theory | Resolution:
Keywords: new Parent | Work issues:
Report Upstream: N/A | Reviewers: David Roe
Authors: Volker Braun | Merged in:
Dependencies: | Stopgaps:
--------------------------------+-------------------------------------------
Changes (by jdemeyer):
* status: positive_review => needs_work
Comment:
There are 2 failures on 32-bit:
{{{
sage -t --long -force_lib
devel/sage/sage/rings/number_field/unit_group.py
**********************************************************************
File
"/var/lib/buildbot/build/sage/arando-1/arando_full/build/sage-5.7.beta2/devel
/sage-main/sage/rings/number_field/unit_group.py", line 138:
sage: u.value()
Expected:
-1/4*a^3 - 7/4*a^2 - 17/4*a - 19/4
Got:
-1/4*a^3 + 7/4*a^2 - 17/4*a + 19/4
**********************************************************************
sage -t --long -force_lib
devel/sage/sage/rings/polynomial/polynomial_quotient_ring.py
**********************************************************************
File
"/var/lib/buildbot/build/sage/arando-1/arando_full/build/sage-5.7.beta2/devel
/sage-main/sage/rings/polynomial/polynomial_quotient_ring.py", line 974:
sage: S.S_class_group([K.ideal(a)])
Expected:
[((2, -a + 1, 1/2*xbar + 1/2, -1/2*a*xbar + 1/2*a + 1), 6, 1/2*xbar -
3/2)]
Got:
[((2, -a + 1, 1/2*xbar + 1/2, -1/2*a*xbar + 1/2*a + 1), 6, -1/2*xbar +
3/2)]
**********************************************************************
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13687#comment:32>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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