#12438: Definite integral should not depend on the dummy variable
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Reporter: novoselt | Owner: burcin
Type: defect | Status: closed
Priority: major | Milestone: sage-5.1
Component: symbolics | Resolution: fixed
Keywords: sd40.5 | Work issues:
Report Upstream: N/A | Reviewers: Karl-Dieter Crisman,
Benjamin Jones, Douglas McNeil
Authors: Andrey Novoseltsev | Merged in: sage-5.1.beta3
Dependencies: | Stopgaps:
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Comment (by kcrisman):
On a related note, Sage has gone the ''other'' way on limits.
{{{
$ Downloads/sage-4.8/sage
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| Sage Version 4.8, Release Date: 2012-01-20 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
sage: f(x) = x^2
sage: limit(f,x=1)
x |--> 1
sage: limit(f(x),x=1)
1
sage:
Exiting Sage (CPU time 0m1.15s, Wall time 0m10.57s).
$ Desktop/sage-4.4.4-mcbc/sage
----------------------------------------------------------------------
| Sage Version 4.4.4, Release Date: 2010-06-23 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
Loading Sage library. Current Mercurial branch is: hackbranch
sage: f(x) = x^2
sage: limit(f,x=1)
1
sage: limit(f(x),x=1)
1
}}}
This seems bad, so I've opened #13221 for that.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12438#comment:21>
Sage <http://www.sagemath.org>
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