#11513: add _is_numerically_zero() method to symbolic expressions
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Reporter: burcin | Owner: burcin
Type: enhancement | Status: new
Priority: major | Milestone: sage-4.7.2
Component: symbolics | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
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Comment(by kcrisman):
So what does this exactly check? Just if something is a numeric Ginac
object that Ginac knows is zero? So we won't get any false positives?
That is my main concern, for instance with #1173 or #11143 - we wouldn't
want mathematical incorrectness to get a speedup.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11513#comment:5>
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