#11200: Add fibration check to FanMorphism
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Reporter: novoselt | Owner: mhampton
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-4.7.1
Component: geometry | Keywords: toric
Work_issues: | Upstream: N/A
Reviewer: Volker Braun | Author: Andrey Novoseltsev
Merged: | Dependencies: #10140, #10882
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Comment(by novoselt):
Hmmm, I thought that it does check support surjection, will look into it.
As for `is_surjective`, it is wrong because it is inherited. I will add an
appropriate toric implementation to this patch.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11200#comment:5>
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