File:9-crossing non-alternating 3-symmetrical.svg
Size of this PNG preview of this SVG file: 626 × 600 pixels. Other resolutions: 250 × 240 pixels | 501 × 480 pixels | 801 × 768 pixels | 1,068 × 1,024 pixels | 2,137 × 2,048 pixels.
Original file (SVG file, nominally 626 × 600 pixels, file size: 3 KB)
| Description | A 9-crossing non-alternating knot with 3-fold rotational symmetry. (Compare the alternating symmetrical knot File:Knot-9crossings-symmetrical.svg). | ||
| Date | (PostScript); 2013 (SVG) | ||
| Source |
This image first uploaded as a PNG to http://katlas.math.utoronto.ca/wiki/File:9crossings-symmetrical-nonalt.png Converted from the following vector PostScript source code: %!
306 396 translate .4 dup scale/x 240 3 sqrt div neg def
24 setlinewidth 1 setgray/A{-120 x 360 210 360 arc 0 x
240 0 180 arc 120 x 360 180 330 arc 60 10800 sqrt rlineto
gsave 60 setlinewidth 0 setgray stroke grestore stroke}def
A gsave 2{120 rotate A}repeat grestore 60 setlinewidth 0
setgray 3{-120 x 360 277 302 arc stroke 0 x 240 109 132
arc stroke 120 -120 x 360 218 210 arcn -15 15 3 sqrt mul
rlineto stroke rotate}repeat 0 x 240 170 180 arc 120 x 360
180 187 arc stroke 1 setgray 24 setlinewidth 3{-120 x 360
276 303 arc stroke 0 x 240 108 133 arc stroke -120 x 360
220 210 arcn -20 20 3 sqrt mul rlineto stroke 120 rotate}
repeat 0 x 240 160 180 arc 120 x 360 180 188 arc stroke
showpage
%EOF |
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| Author | AnonMoos | ||
| Permission (Reusing this file) |
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 12:22, 19 April 2015 | | 626 × 600 (3 KB) | AnonMoos | fixing small flaws |
| 08:20, 7 May 2013 |  | 626 × 600 (3 KB) | AnonMoos | A 9-crossing non-alternating knot with 3-fold rotational symmetry. (Compare the alternating symmetrical knot File:Knot-9crossings-symmetrical.svg). This image first uploaded as a PNG to http://katlas.math.utoronto.ca/wiki/Image:9crossings-symmetr... |
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- Usage on zh.wikipedia.org
