File:Figure8knot-parametricequation.png
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Figure8knot-parametricequation.png (700 × 600 pixels, file size: 21 KB, MIME type: image/png)
Representation of 4_1 knot generated from trigonometric parametric equations x=(2+cos(2t))*cos(3t) and y=(2+cos(2t))*sin(3t)
Self-made, declared to be in public domain, generated from the following PostScript source code:
%!
300 396 translate 10 setlinewidth .92 .96 1 setrgbcolor
/A{/x exch def/y x 2 mul cos 2 add 80 mul def x 3 mul
cos y mul x 3 mul sin y mul}def
0 A moveto 1 1 360{A lineto}for closepath
gsave 24 setlinewidth 0 setgray stroke grestore stroke
24 setlinewidth 0 setgray
26 A moveto 27 1 34{A lineto}for stroke
116 A moveto 117 1 124{A lineto}for stroke
206 A moveto 207 1 214{A lineto}for stroke
296 A moveto 297 1 304{A lineto}for stroke
10 setlinewidth .92 .96 1 setrgbcolor
25 A moveto 26 1 35{A lineto}for stroke
115 A moveto 116 1 125{A lineto}for stroke
205 A moveto 206 1 215{A lineto}for stroke
295 A moveto 296 1 305{A lineto}for stroke
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%EOF
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:32, 3 November 2010 | | 700 × 600 (21 KB) | AnonMoos (talk | contribs) | Representation of 4_1 knot generated from parametric equations x=(2+cos(2t))*cos(3t) and y=(2+cos(2t)}*sin(3t) Self-made, declared to be in public domain, generated from the following PostScript source code: <pre>%! 300 396 translate 10 setl |
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