This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: a svg version instead of a png one. The original can be viewed here: Dowker-notation-example.png: . Modifications made by Czupirek.
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Original upload log
This image is a derivative work of the following images:
2007-03-27T18:22:57Z Angusmclellan 248x400 (26670 Bytes) {{Information |Description=A knot diagram with example crossings labelled using the Dowker notation. |Source=Originally from [http://en.wikipedia.org en.wikipedia]; description page is/was [http://en.wikipedia.org/w/index.php