#7262: Have multiplcation_by_m() return an EllipticCurveIsogeny object
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Reporter: wuthrich | Owner: davidloeffler
Type: defect | Status: needs_review
Priority: minor | Milestone: sage-4.3.1
Component: elliptic curves | Keywords: elliptic curves, isogeny,
Author: Craig Citro | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
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Changes (by newvalueoldvalue):
* author: => Craig Citro
Old description:
> Currently sage returns a pair of rational functions when asked
>
> {{{
> E = EllipticCurve('11a1')
> E.multiplication_by_n(7)
> }}}
>
> I would be better if this creates a EllipticCurveIsogeny object from E to
> E.
New description:
Currently sage returns a pair of rational functions when asked
{{{
E = EllipticCurve('11a1')
E.multiplication_by_n(7)
}}}
I would be better if this creates a `EllipticCurveIsogeny` object from E
to E.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7262#comment:6>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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