#12923: Comparison of vectors is O(n) even in the simple cases
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Reporter: hivert | Owner: jason, was
Type: defect | Status: closed
Priority: major | Milestone: sage-5.3
Component: linear algebra | Resolution: fixed
Keywords: vector equality days38 | Merged in: sage-5.3.beta0
Authors: Florent Hivert | Reviewers: Travis Scrimshaw
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by hivert):
Replying to [comment:9 jdemeyer]:
> In this patch, you added in several places
> What's the reason for this? Removing these `__hash__` methods doesn't do
any harm.
In Cython when you overload comparison `__hash__` is not inherited
anymore. See the following discussion on cython-user
https://groups.google.com/forum/#!searchin/cython-
users/$20hash%28el%29$20does$20not$20work$20though/cython-
users/6Jqb0v8g_Vo/f5jXtw4KpmYJ
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Ticket URL: <http://trac.sagemath.org/ticket/12923#comment:10>
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