#19850: correct confusing is_constant of symbolic expression
-------------------------+----------------------------
Reporter: dkrenn | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-7.0
Component: symbolics | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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We have
{{{
sage: log(2).is_constant()
False
sage: SR(2).is_constant()
False
}}}
which is confusing. Moreover, it is inconsistent with
{{{
sage: P.<p> = ZZ[]
sage: P(2).is_constant()
True
}}}
[https://groups.google.com/forum/#!topic/sage-devel/khPX73AG-WU related
discussion on sage-devel]
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Ticket URL: <http://trac.sagemath.org/ticket/19850>
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