#9699: Barycentric embedding for planar graphs.
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Reporter: fidelbarrera | Owner: jason, ncohen, rlm
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-4.6.2
Component: graph theory | Keywords:
Author: Fidel Barrera-Cruz | Upstream: N/A
Reviewer: Nathann Cohen, Robert Miller | Merged:
Work_issues: |
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Changes (by rlm):
* status: needs_info => needs_work
Comment:
Replying to [comment:15 jdemeyer]:
> {{{
> {0: [0.0, 1.0], 1: [0.866025403784, -0.5], 2: [-0.866025403784, -0.5],
3: [0.433012701892, -0.25], 4: [-0.288675134595, -1.85037170771e-16], 5:
[0.288675134595, 3.70074341542e-17], 6: [0.144337567297, 0.25]}
> }}}
Jeroen is right. You should replace things like `0.866025403784` with
`0.86...` so that numerical issues don't crop up.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/9699#comment:17>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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