#12149: float('nan')>1 crashes Sage.
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Reporter: was | Owner: AlexGhitza
Type: defect | Status: needs_review
Priority: critical | Milestone: sage-4.8
Component: basic arithmetic | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author: William Stein
Merged: | Dependencies:
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Comment(by was):
Replying to [comment:2 jdemeyer]:
> One can be more careful by adding `sig_on()`/`sig_off()`:
[http://sagemath.org/doc/developer/coding_in_cython.html#interrupt-and-
signal-handling].
> I'm not saying one should, I'll leave that to the author of this
ticket.
To me, using signal handling instead of simply checking whether or not the
float is a nan (using isfinite) is a much worse solution to this problem.
Do you think otherwise, and if so, why?
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12149#comment:3>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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