File:Penrose rectangle Solomon's knot.svg

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Original file (SVG file, nominally 600 × 600 pixels, file size: 902 bytes)

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Description Two Penrose rectangle impossible figures interlaced in a Solomon's Knot pattern.
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Source

Self-made vector counterpart to File:Penrose square Solomon's knot.png, converted from the following vector PostScript source code:

%!
306 306 translate 1 setlinejoin
6 setlinewidth/C{.8 .9 1}def
/A{-225 125 moveto -225 -25 lineto
225 -25 lineto 225 -75 lineto
-275 -75 lineto -275 75 lineto
closepath gsave C setrgbcolor
fill grestore stroke}def
/B{-275 -75 moveto 175 -75 lineto
175 25 lineto 225 25 lineto
225 -125 lineto -225 -125 lineto
closepath gsave C setrgbcolor
fill grestore stroke}def
A B gsave 180 rotate A B grestore
/C{.8 1 .9}def gsave 90 rotate
A B 180 rotate A B grestore
0 setlinejoin gsave 4{
-200 -25 moveto -225 -25 lineto
-225 0 lineto stroke -175 50 moveto
-175 75 lineto  -150 75 lineto stroke
90 rotate}repeat grestore
2{.8 .9 1 setrgbcolor
15 25 moveto 135 25 lineto
135 125 lineto 15 125 lineto closepath
fill 0 setgray 10 25 moveto
140 25 lineto stroke 10 75 moveto
140 75 lineto stroke 10 125 moveto
140 125 lineto stroke
180 rotate}repeat showpage
%EOF
Author AnonMoos
Permission
(Reusing this file)
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.
Other versions For Penrose pentagram, see File:Penrose pentagram.svg

File history

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Date/TimeThumbnailDimensionsUserComment
current19:51, 21 May 2013Thumbnail for version as of 19:51, 21 May 2013600 × 600 (902 bytes)AnonMoos (talk | contribs)simplify, less likely to display with uneven stroke widths...
22:53, 4 May 2013Thumbnail for version as of 22:53, 4 May 2013600 × 600 (1,008 bytes)AnonMoos (talk | contribs)simplify and clean up code
18:43, 28 April 2013Thumbnail for version as of 18:43, 28 April 2013600 × 600 (1 KB)AnonMoos (talk | contribs)changing line width from 5 to 6 makes things simpler
18:22, 28 April 2013Thumbnail for version as of 18:22, 28 April 2013600 × 600 (1 KB)AnonMoos (talk | contribs)Two Penrose rectangle impossible figures interlaced in a Solomon's Knot pattern. Self-made vector counterpart to File:Penrose square Solomon's knot.png, converted from the following vector PostScript source code: <pre>%! 306 306 translate 1 setli...

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