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Add .coefficients() and .exponents() to univariate polynomials and power series #2081

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jbandlow opened this issue Feb 7, 2008 · 4 comments
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Add .coefficients() and .exponents() to univariate polynomials and power series #2081

jbandlow opened this issue Feb 7, 2008 · 4 comments
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@mwhansen
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c: basic arithmetic p: minor / 4 t: bug
Milestone
sage-2.10.2

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@jbandlow
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jbandlow commented Feb 7, 2008

This should work:

sage: R.<x> = QQ[]
sage: f = x^2+2*x
sage: f.exponents()
[1, 2]
sage: f.coefficients()
[2, 1]

Component: basic arithmetic

Issue created by migration from https://trac.sagemath.org/ticket/2081
@jbandlow jbandlow added this to the sage-2.10.2 milestone Feb 7, 2008
@mwhansen mwhansen self-assigned this Feb 7, 2008
@malb
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malb commented Feb 14, 2008

comment:2

The patch looks good, one thing though: every parent is supposed to provide a zero_element() method, this could be used (but that isn't really important)

@mwhansen
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comment:3

Attachment: 2081.patch.gz

Updated patch to use .zero_element()

@malb
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malb commented Feb 15, 2008

comment:4

make test passes, patch looks good, apply!

@sagetrac-mabshoff
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sagetrac-mabshoff mannequin commented Feb 15, 2008

comment:5

Merged in Sage 2.10.2.alpha0

@sagetrac-mabshoff sagetrac-mabshoff mannequin closed this as completed Feb 15, 2008
@roed314 roed314 mentioned this issue Jan 25, 2015
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@mwhansen mwhansen

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c: basic arithmetic p: minor / 4 t: bug
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sage-2.10.2
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@mwhansen @malb @jbandlow