#19016: Better hash for Element
-------------------------------------+-------------------------------------
Reporter: ncohen | Owner:
Type: defect | Status: needs_work
Priority: critical | Milestone: sage-6.10
Component: misc | Resolution:
Keywords: | Merged in:
Authors: Nils Bruin, | Reviewers:
Vincent Delecroix | Work issues:
Report Upstream: N/A | Commit:
Branch: public/19016-bis | d34e7c3dfcda5b31ea4b5f1d112d843ae0d0e549
Dependencies: | Stopgaps:
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Comment (by nbruin):
Replying to [comment:97 jdemeyer]:
> 5. This looks very suspicious:
> {{{
> #!diff
> [ 0 1]
> [-272118 0]
>
> - sage: a.matrix() * b
> + sage: a.matrix() * b.matrix()
> [-272118 0]
> [ 0 -462]
> - sage: a * b.matrix()
> + sage: a.matrix() * b.matrix()
> [-272118 0]
> [ 0 -462]
> }}}
See comment:86 and #19388.
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Ticket URL: <http://trac.sagemath.org/ticket/19016#comment:99>
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