File:Op-art-4-sided-spiral-tunnel.svg
Size of this PNG preview of this SVG file: 600 × 600 pixels. Other resolutions: 240 × 240 pixels | 480 × 480 pixels | 768 × 768 pixels | 1,024 × 1,024 pixels | 2,048 × 2,048 pixels.
Original file (SVG file, nominally 768 × 768 pixels, file size: 738 bytes)
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This is a file from the Wikimedia Commons |
| Description | An "Op art" looking spiraling four-sided tunnel generated by an extremely simple iterative mathematical transformation: Draw a square, then inside that square draw a smaller centered square in negative color rotated by 5°, and with sides 92.30623% the length of the sides of the enclosing square. | ||
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Self-made SVG file, corresponding to the following vector PostScript source code: %!
306 396 translate .3 dup scale/col 0 def 42{-1000 -1000 moveto 2000 0 rlineto
0 2000 rlineto -2000 0 rlineto closepath fill 5 rotate 0.9230623 dup scale/col
1 col sub def col setgray}repeat showpage
%EOF |
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| Author | AnonMoos | ||
| Permission (Reusing this file) |
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:45, 31 March 2012 | | 768 × 768 (738 bytes) | AnonMoos | optimizing using Sarang tricks (File:Op-art-4-sided-spiral-tunnel-6.svg etc.) |
| 07:51, 30 March 2012 |  | 768 × 768 (4 KB) | AnonMoos | An "Op art" looking spiraling four-sided tunnel generated by an extremely simple iterative mathematical transformation: Draw a square, then inside that square draw a smaller centered square in negative color rotated by 5°, and with sides 92.30623% th... |
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