#15542: Rounding weirdness when increasing the precision of a real number
----------------------------+----------------------------------------------
Reporter: | Owner:
mmezzarobba | Status: positive_review
Type: defect | Milestone: sage-duplicate/invalid/wontfix
Priority: major | Resolution:
Component: | Merged in:
numerical | Reviewers: Jeroen Demeyer
Keywords: | Work issues:
Authors: | Commit:
Report Upstream: N/A | Stopgaps:
Branch: |
Dependencies: |
----------------------------+----------------------------------------------
Comment (by jdemeyer):
Replying to [comment:3 zimmerma]:
> I find this "feature" quite inconsistent with what is done for other
fields:
I agree, but that's not the topic of this ticket. You could consider
creating 3 new tickets for the inconsistencies below (but I personally
don't care enough to fix them).
> {{{
> sage: ComplexField(200)(CC(1.0e-20))
> 9.9999999999999994515327145420957165172950370278739244710772e-21
> sage: RealIntervalField(100)(RIF("1.0e-20"))
> [9.9999999999999994515327145420957e-21 ..
1.0000000000000000956165483594624e-20]
> sage: Reals(200)(RR("1.0e-20"))
> 9.9999999999999994515327145420957165172950370278739244710772e-21
> }}}
--
Ticket URL: <http://trac.sagemath.org/ticket/15542#comment:4>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
--
You received this message because you are subscribed to the Google Groups
"sage-trac" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/sage-trac.
For more options, visit https://groups.google.com/groups/opt_out.
