Talk:Railway circuit: Difference between revisions

additional solutions?
m (added header)
(additional solutions?)
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--[[User:G.Brougnard|G.Brougnard]] ([[User talk:G.Brougnard|talk]]) 08:33, 5 April 2016 (UTC)
 
: Thank you. I didn't have the two first ones, with the overlapping tracks. So now I do have 35 for C24 based on i + 6 symmetry. I've found 5 additional solutions, however, based on a 3-way symmetry of i + 4. They look valid to me, unless I've misunderstood the criteria:
<pre>1 1 1 -1 -1 1 1 1 1 1 -1 1 1 -1 1 1 1 1 1 -1 -1 1 1 1
1 1 -1 1 1 -1 1 1 1 1 1 -1 -1 1 1 1 1 1 -1 1 1 -1 1 1
1 1 -1 1 1 -1 1 1 1 1 -1 1 1 -1 1 1 1 1 -1 1 1 -1 1 1
1 1 1 -1 -1 1 1 1 1 1 1 -1 -1 1 1 1 1 1 1 -1 -1 1 1 1
1 1 -1 1 -1 1 1 1 1 1 -1 1 -1 1 1 1 1 1 -1 1 -1 1 1 1</pre>
 
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[[File:Railway_circuits_additional.gif]]<br>
[[User:Fwend|Fwend]] ([[User talk:Fwend|talk]]) 22:28, 5 April 2016 (UTC)
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