#7556: change default rounding behavior for QQ to
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Reporter: was | Owner: AlexGhitza
Type: enhancement | Status: new
Priority: major | Milestone: sage-4.3
Component: basic arithmetic | Keywords:
Work_issues: | Author:
Upstream: N/A | Reviewer:
Merged: |
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This is inconsistent:
{{{
sage: (9/2).round()
4
sage: RDF('4.5').round()
5
sage: import __builtin__
sage: __builtin__.round(float('4.5'))
5.0
sage: RR('4.5').round()
5
}}}
It's also inconsistent for negatives. The simple fix is to make the
default rounding direction 'away' in rational.pyx.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7556>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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