#13617: SEGFAULT in matrix_mod_pn for padic extensions
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Reporter: saraedum | Owner: roed
Type: defect | Status: needs_review
Priority: major | Milestone: sage-5.9
Component: padics | Resolution:
Keywords: | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Julian Rueth | Merged in:
Dependencies: | Stopgaps:
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Changes (by roed):
* status: needs_work => needs_review
Old description:
> The following code produces a SEGFAULT:
> {{{
> sage: R = ZpCR(5,5)
> sage: S.<x> = R[]
> sage: f = x^5 + 75*x^3 - 15*x^2 +125*x - 5
> sage: W.<w> = R.ext(f)
> sage: W.zero().matrix_mod_pn()
> }}}
>
> The attached patch fixes this.
New description:
The following code produces a SEGFAULT:
{{{
sage: R = ZpCR(5,5)
sage: S.<x> = R[]
sage: f = x^5 + 75*x^3 - 15*x^2 +125*x - 5
sage: W.<w> = R.ext(f)
sage: W.zero().matrix_mod_pn()
}}}
'''Apply'''
- [attachment:trac_13617.patch]
- [attachment:13617_review.patch]
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13617#comment:8>
Sage <http://www.sagemath.org>
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