#13671: p.lift(...) results are non-deterministic and incoherent for
multivariate
polynomials
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Reporter: Bouillaguet |
Owner: malb
Type: defect |
Status: new
Priority: major |
Milestone: sage-5.5
Component: commutative algebra |
Resolution:
Keywords: polynomial rings, mathematically wrong result | Work
issues:
Report Upstream: N/A |
Reviewers:
Authors: | Merged
in:
Dependencies: |
Stopgaps:
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Comment (by malb):
Hans (of Singular) wrote:
> An additional comment:
> WerrorS also sets the global variable errorreported,
> which is used at many places to abort after an error
> (and to avoid general error message if there was already one
> (hopefully more specific)).
> errorreported is reset to 0 in the error handling branch of the singular
> interpreter.
> Maybe something equivalent is missing for the routine from libsingular
> not called via the singular interpreter?
This could be it, we don't reset it.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13671#comment:1>
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