#19137: Use inverse_series_trunc in power series
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Reporter: vdelecroix | Owner:
Type: enhancement | Status: new
Priority: major | Milestone: sage-6.9
Component: algebra | Keywords:
Merged in: | Authors: Vincent Delecroix
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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Use the recently implemented `inverse_series_trunc` for polynomials
(#19005) to inverse power series.
We also fix the following bug
{{{
sage: x = polygen(ZZ)
sage: (x-1).inverse_series_trunc(10)
Traceback (most recent call last):
...
ValueError: constant term -1 is not a unit
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/19137>
Sage <http://www.sagemath.org>
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