#5756: improve coverage of rings/morphism.pyx
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Reporter: was | Owner: mabshoff
Type: enhancement | Status: new
Priority: major | Milestone: sage-3.4.1
Component: doctest | Keywords:
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Description changed by was:
Old description:
New description:
BUGS FOUND:
1. bug in __cmp__
{{{
10:56 < wstein-5756> Wow, I was reading the __cmp__ for ring lifting maps.
10:56 < wstein-5756> Check out this bug:
10:56 < wstein-5756> Zmod(8).lift() == Zmod(10).lift()
10:56 < wstein-5756> True
10:56 < wstein-5756> Any two lifting maps are always equal.
10:56 < wstein-5756> Ouch.
}}}
2. Another bug related to __cmp__: #5758 (weird "hello")
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/5756#comment:1>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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