#16509: bug in .as_finite_field_element() when minimal=True
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Reporter: vdelecroix | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.3
Component: finite rings | Keywords: bug
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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{{{
sage: K = GF(5).algebraic_closure()
sage: z=K.gen(5) - K.gen(5) + K.gen(2)
sage: z.as_finite_field_element(minimal=True)
Traceback (most recent call last):
...
TypeError: unable to coerce
}}}
The problem comes from the fact that the finite subfields of the algebraic
closure can not talk to each other.
Note that hopefully, it works fine when `minimal=False` (which is the
default).
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Ticket URL: <http://trac.sagemath.org/ticket/16509>
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