#21097: incorrect parent for dynatomic polynomial
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Reporter: mmanes | Owner:
Type: defect | Status: needs_work
Priority: minor | Milestone: sage-7.3
Component: algebraic | Resolution:
geometry |
Keywords: | Merged in:
Authors: Michelle Manes | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
u/mmanes/incorrect_parent_for_dynatomic_polynomial|
36ff748509afe07b949c0ba69cf378204867b49c
Dependencies: | Stopgaps:
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Changes (by pingram):
* status: needs_review => needs_work
Comment:
The 0th dynatomic polynomial should be returning as 0, not the same as
dynatomic_polynomial(1)
{{{
P.<x, y> = ProjectiveSpace(QQ, 1)
H = End(P)
f = H([x^2+5*y^2, y^2])
print f.dynatomic_polynomial([0, 0])
print f.dynatomic_polynomial(0)
}}}
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Ticket URL: <https://trac.sagemath.org/ticket/21097#comment:3>
Sage <http://www.sagemath.org>
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