#14146: Warn when creating number fields with non-monic-integral polynomials
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Reporter: Bouillaguet |
Owner: davidloeffler
Type: defect |
Status: positive_review
Priority: major |
Milestone: sage-5.10
Component: number fields |
Resolution:
Keywords: pari, number field, monic, integral, integer | Work
issues:
Report Upstream: N/A |
Reviewers: Marco Streng
Authors: Charles Bouillaguet | Merged
in:
Dependencies: |
Stopgaps:
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Changes (by Bouillaguet):
* status: needs_review => positive_review
Comment:
The reviewer patch is fine. Still, the example given above by Marco is now
disallowed. This one :
{{{
sage: k.<i> = NumberField(x^2+1)
sage: l.<b> = k.extension(5*x^2 + 3)
sage: c = b + b
sage: c^2 == -12/5
True
sage: c^2 == b
False
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14146#comment:18>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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