File:Three-triquetras-knot.png
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Three-triquetras-knot.png (668 × 600 pixels, file size: 19 KB, MIME type: image/png)
Self-made graphic, declared to be in public domain, generated from the following PostScript source code:
%!
224 534 translate 0.4 dup scale/y{240 120 3 sqrt mul
add}def/B{306 240 210 210 -30 arcn stroke 201 y 210
-90 60 arc 411 y 210 120 270 arc stroke}def/A{33
setlinewidth B 15 setlinewidth .8 .9 1 setrgbcolor B
33 setlinewidth 0 setgray 306 240 210 113.5 125.5 arc
stroke 411 y 210 233 247 arc stroke 201 y 210 347
359.5 arc stroke 15 setlinewidth .8 .9 1 setrgbcolor
306 240 210 112.5 126.5 arc stroke 411 y 210 232 248
arc stroke 201 y 210 346 360.5 arc stroke 0 setgray}
def 3{gsave 0 245.3592 translate -306 -343.923048454
translate A grestore 120 rotate}repeat 0 245.3592
translate 33 setlinewidth -306 -343.923048454
translate 306 240 210 349 360 arc stroke 15
setlinewidth .8 .9 1 setrgbcolor 306 240 210 348 361
arc stroke showpage
%EOF
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:56, 6 March 2013 | | 668 × 600 (19 KB) | AnonMoos (talk | contribs) | Self-made graphic, declared to be in public domain, generated from the following PostScript source code: <pre>%! 224 534 translate 0.4 dup scale/y{240 120 3 sqrt mul add}def/B{306 240 210 210 -30 arcn stroke 201 y 210 -90 60 arc 411 y 210 120 270 arc stro |
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