#12198: is_squarefree() over multivariate rings does not work
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Reporter: MvanBeek | Owner: AlexGhitza
Type: defect | Status: new
Priority: critical | Milestone: sage-5.0
Component: basic arithmetic | Resolution:
Keywords: squarefree, singular | Work issues:
Report Upstream: N/A | Reviewers:
Authors: | Merged in:
Dependencies: | Stopgaps:
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Comment (by zimmerma):
the same problem happens over finite fields:
{{{
sage: R.<x,y> = GF(2)[]
sage: f=x+y
sage: f.is_squarefree()
False
}}}
If {{{is_squarefree}}} is wrong, it should be simply disabled.
See also #12404.
Paul
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12198#comment:4>
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