File:Petersen graph, two crossings.svg
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Petersen_graph,_two_crossings.svg (SVG file, nominally 500 × 500 pixels, file size: 2 KB)
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The Petersen graph drawn with only two crossings, which is the smallest number possible.
David Benbennick wrote this SVG file. I release all rights to it.
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:08, 2 September 2010 | | 500 × 500 (2 KB) | David Eppstein | (Nicer vertex positioning (although the combinatorial structure of the layout remains unchanged) that makes it more obvious that this is indeed the Petersen graph; also, indicate the crossings by breaks in the edges.) |
| 12:15, 16 July 2010 |  | 500 × 500 (1 KB) | Koko90 | (New style.) | |
| 04:46, 12 September 2008 |  | 10,352 × 9,863 (851 B) | Dbenbenn | (fix invalid id attributes) | |
| 03:37, 6 October 2005 |  | 10,352 × 9,863 (855 B) | Dbenbenn | (by me, PD) |
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