#16436: is_real method should exist for elements of AA, ZZ, QQ,..., and be fixed
where it is already defined
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Reporter: slabbe | Owner:
Type: enhancement | Status: new
Priority: major | Milestone: sage-6.4
Component: algebra | Resolution:
Keywords: | Merged in:
Authors: | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by rws):
Replying to [comment:1 tmonteil]:
> Hi Sebastien. Note that you can also use coercion with the poorest real
representation:
>
> {{{
> sage: AA(3) in RealField(2)
> True
> }}}
See #12967 and #17984 for why `x in RR` will determine elementship in `RR`
not in the mathematical **R**. For this `is_real` is meant.
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Ticket URL: <http://trac.sagemath.org/ticket/16436#comment:8>
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