#17786: Make RealBallField useful
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Reporter: | Owner:
mmezzarobba | Status: new
Type: | Milestone: sage-6.5
enhancement | Resolution:
Priority: major | Merged in:
Component: basic | Reviewers:
arithmetic | Work issues:
Keywords: | Commit:
Authors: | 21bee7d9121ad93cf16c83a579e0b72e8b094c8f
Report Upstream: N/A | Stopgaps:
Branch: |
u/mmezzarobba/arb |
Dependencies: |
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Comment (by cheuberg):
Replying to [comment:4 mmezzarobba]:
> Replying to [comment:3 cheuberg]:
> > - Should we really expose a function `is_nonzero`? We have to
implement `__nonzero__` anyway.
>
> `RIF` intervals implement `__nonzero__` with the meaning of "not exactly
zero". So I think we need both if we want to stay compatible with them.
But then I'm not sure doing things that way in `RIF` was the wisest choice
in the first place...
I think we should not have methods `__nonzero__` and `is_nonzero` with
different behaviour.
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Ticket URL: <http://trac.sagemath.org/ticket/17786#comment:5>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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