#4000: Implement QQ['x'] via Flint ZZ['x'] + denominator
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Reporter: malb
| Owner: somebody
Type: enhancement
| Status: closed
Priority: blocker
| Milestone: sage-4.6
Component: basic arithmetic
| Resolution: fixed
Keywords:
| Work_issues:
Upstream: N/A
| Reviewer: John Cremona, Martin Albrecht, Alex Ghitza,
Harald Schilly, William Stein, Mitesh Patel
Author: Sebastian Pancratz, Martin Albrecht, William Stein, Jeroen
Demeyer, Robert Beezer | Merged: sage-4.6.alpha3
Dependencies:
|
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Comment(by leif):
Replying to [comment:134 leif]:
> There's a bug in `fmpq_poly_xgcd()` that can lead to severe heap
corruption, which in turn can cause almost any kind of failure.
>
> See #11771 for details.
Patch is up there.
It would be nice if one of the many reviewers here could review my patch
there. He/she should IMHO also take a look at the sizes used in other
memory (re)allocations / for other variables, in `fmpq_poly_xgcd()` at
least.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4000#comment:135>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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