#17855: create is_preperiodic function for points of projective space
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Reporter: bhutz | Owner: bhutz
Type: enhancement | Status: needs_work
Priority: minor | Milestone: sage-6.6
Component: algebraic | Resolution:
geometry | Merged in:
Keywords: | Reviewers:
Authors: Ben Hutz | Work issues:
Report Upstream: N/A | Commit:
Branch: | f2f641403f8e05e7345a2ffb132b6cfcb8695b9b
u/bhutz/ticket/17855 | Stopgaps:
Dependencies: |
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Changes (by gjorgenson):
* status: needs_review => needs_work
Comment:
These examples don't seem to work:
{{{
P.<x,y,z> = ProjectiveSpace(QQbar,2)
H = Hom(P,P)
f = H([x^2,y^2,z^2])
Q = P([1,1,1])
Q.is_preperiodic(f)
}}}
{{{
P.<x,y,z> = ProjectiveSpace(QQbar,2)
H = Hom(P,P)
f = H([x^2,y^2,z^2])
Q = P([QQbar(I),1,0])
Q.is_preperiodic(f)
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/17855#comment:4>
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