#3709: Implement sqrt() for QuaternionAlgebraElement
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Reporter: epotash | Owner: tbd
Type: enhancement | Status: needs_info
Priority: minor | Milestone: sage-4.8
Component: algebra | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
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Changes (by fwclarke):
* status: new => needs_info
* upstream: => N/A
Comment:
In the quaternions there are infinitely many square-roots of -1: (xi + yj
+ zk)^2^ = -1 for any real numbers x, y, z such that x^2^ + y^2^ + z^2^ =
1. I don't know how to prefer one of these.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/3709#comment:2>
Sage <http://www.sagemath.org>
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