#17768: Morphism.is_identity() assumes a Morphism is determined by its action on
gens()
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Reporter: mmezzarobba | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.5
Component: algebra | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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Counterexample:
{{{
sage: from sage.categories.morphism import SetMorphism
sage: f = SetMorphism(Hom(QQ, QQ, Sets()), numerator)
sage: f.is_identity()
True
}}}
See also #15478.
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Ticket URL: <http://trac.sagemath.org/ticket/17768>
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