#12892: Toric fibration morphisms
-------------------------------------+-------------------------------------
Reporter: vbraun | Owner: AlexGhitza
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-5.11
Component: algebraic | Resolution:
geometry | Merged in:
Keywords: sd40.5 | Reviewers: Andrey Novoseltsev
Authors: Volker Braun | Work issues: comments
Report Upstream: N/A | Dependencies: #12361, #13023,
Branch: | #14353
u/vbraun/toric_fibration |
Stopgaps: |
-------------------------------------+-------------------------------------
Changes (by vbraun):
* work_issues: comments and rebasing => comments
* branch: => u/vbraun/toric_fibration
Old description:
> This ticket provides more morphisms that are associated to toric
> varieties:
> * embedding of an orbit closure
> * embedding of a fiber of a toric morphism
> * pull-back of divisors
>
> Apply:
> * [attachment:trac_12892_orbit_closure_morphism.patch]
> * [attachment:trac_12892_toric_morphism_fibers.patch]
> * [attachment:trac_12892_toric_morphism_divisors.patch]
> * [attachment:trac_12892_reviewer.patch]
New description:
This ticket provides more morphisms that are associated to toric
varieties:
* embedding of an orbit closure
* embedding of a fiber of a toric morphism
* pull-back of divisors
Use the git branch!
--
Comment:
I moved the patches into a git branch and cleaned up the doctest errors
(e.g. `is_birational` was only defined for the fan morphism, not the
scheme morphism).
--
Ticket URL: <http://trac.sagemath.org/ticket/12892#comment:35>
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