#18940: Polynomials ignore the step argument in __getitem__
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Reporter: pbruin | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.8
Component: algebra | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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Sage should support a `step` different from 1 in the `__getitem__()`
method of polynomials:
{{{
sage: R.<x> = ZZ[]
sage: f = sum(x^j for j in range(5))
sage: f
x^4 + x^3 + x^2 + x + 1
sage: f[-2:4:2]
x^3 + x^2 + x + 1 # should be x^2 + 1
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/18940>
Sage <http://www.sagemath.org>
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