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Original file (SVG file, nominally 516 × 600 pixels, file size: 1 KB)
| Description | Somewhat symmetric representation of "8_4" knot of mathematical knot theory, made from circular arcs and 45° straight lines. |
| Date | |
| Source |
Generated from the following vector PostScript source code: %!
306 496 translate .4 dup scale 32 setlinewidth .92 .96 1 setrgbcolor
1 setlinejoin/z{20000 sqrt}def/y{gsave 60 setlinewidth 0 setgray}def
z 2 mul z -2 mul 100 315 45 arc 0 0 100 45 135 arc
z -2 mul z -2 mul 100 135 225 arc z z -5 mul 100 225 45 arc
z -2 mul 0 100 225 45 arcn 0 z neg lineto
z 2 mul 0 100 135 315 arcn z neg z -5 mul 100 135 315 arc
closepath y stroke grestore stroke 0 setlinejoin
y 16 z add 16 moveto -32 -32 rlineto stroke
16 z sub 16 moveto -32 -32 rlineto stroke
16 16 z 3 mul sub moveto -32 -32 rlineto stroke
16 16 z 5 mul sub moveto -32 -32 rlineto stroke
-16 z 2 mul add 16 z sub moveto 32 -32 rlineto stroke
-16 z 2 mul sub 16 z sub moveto 32 -32 rlineto stroke
-16 z add 16 z 4 mul sub moveto 32 -32 rlineto stroke
-16 z sub 16 z 4 mul sub moveto 32 -32 rlineto stroke
grestore 18 z add 18 moveto -36 -36 rlineto stroke
18 z sub 18 moveto -36 -36 rlineto stroke
18 18 z 3 mul sub moveto -36 -36 rlineto stroke
18 18 z 5 mul sub moveto -36 -36 rlineto stroke
-18 z 2 mul add 18 z sub moveto 36 -36 rlineto stroke
-18 z 2 mul sub 18 z sub moveto 36 -36 rlineto stroke
-18 z add 18 z 4 mul sub moveto 36 -36 rlineto stroke
-18 z sub 18 z 4 mul sub moveto 36 -36 rlineto stroke showpage
%EOF |
| Author | AnonMoos |
|
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. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:21, 18 March 2016 | | 516 × 600 (1 KB) | AnonMoos | oops |
| 09:19, 18 March 2016 |  | 516 × 600 (1 KB) | AnonMoos | {{Information |Description=Somewhat symmetric representation of "8_4" knot of mathematical knot theory, made from circular arcs and 45° straight lines. |Source=Generated from the following vector PostScript source code: <pre>%! 306 496 translate .4... |
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Global file usage
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- Usage on zh.wikipedia.org
