File:Impossible trefoil knot Isometric.svg

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Description Trefoil (three-crossing) knot of mathematical knot theory, depicted as an impossible object, shown in isometric projection pseudo-perspective.
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Converted from the following vector PostScript source code:

%!
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dup/xc exch def exch .5 add 144 mul xc -72 mul add exch .5 add
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setrgbcolor fill grestore stroke 1.25 2 X moveto 1.25 1.75 l 2.75
1.75 l 3 2 l closepath gsave 1 1 0 setrgbcolor fill grestore
stroke .25 3 X moveto .25 2.75 l 1.75 2.75 l 2 3 l closepath
gsave 1 1 0 setrgbcolor fill grestore stroke 0 3.25 X moveto 0 1
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closepath gsave 0 .94 0 setrgbcolor fill grestore stroke 1 2.25 X
moveto 1 0 l .75 -.25 l .75 2 l closepath gsave 0 .94 0
setrgbcolor fill grestore stroke 2 1.25 X moveto 2 3 l 1.75 2.75
l 1.75 1.25 l closepath gsave 0 .94 0 setrgbcolor fill grestore
stroke 3 2 X moveto 3 1.25 l 2.75 1.25 l 2.75 1.75 l closepath
gsave 0 .94 0 setrgbcolor fill grestore stroke 2.25 1.25 X moveto
2.25 3.25 l 0 3.25 l 0 1 l .75 1 l .75 1.25 l .25 1.25 l .25 3 l
2 3 l 2 1.25 l closepath gsave 0 .25 1 setrgbcolor fill grestore
stroke 2.25 2.25 X moveto 3.25 2.25 l 3.25 1 l 1.25 1 l 1.25 1.25
l 3 1.25 l 3 2 l 2.25 2 l closepath gsave 0 .25 1 setrgbcolor
fill grestore stroke 2 0.75 X moveto 2 .25 l 1.25 .25 l 1.25 2 l
1.75 2 l 1.75 2.25 l 1 2.25 l 1 0 l 2.25 0 l 2.25 0.75 l
closepath gsave 0 .25 1 setrgbcolor fill grestore stroke showpage
%EOF
Author AnonMoos
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Public domain 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.

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Date/TimeThumbnailDimensionsUserComment
current22:54, 7 June 2011Thumbnail for version as of 22:54, 7 June 2011432 × 600 (1 KB)AnonMoos (talk | contribs)simplify SVG
03:34, 3 June 2011Thumbnail for version as of 03:34, 3 June 2011432 × 600 (3 KB)AnonMoos (talk | contribs)Trefoil (three-crossing) knot of mathematical knot theory, depicted as an impossible object, shown in isometric projection pseudo-perspective. Converted from the following vector PostScript source code: <pre>%! 300 335 translate .6 dup scale 180 rotate

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