File:Checker shadow illusion.svg

Original file (SVG file, nominally 948 × 721 pixels, file size: 12 KB)

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Summary

Description
English: The checker shadow illusion, originally published by en:Edward H. Adelson. Square A is exactly the same shade of grey as square B.
Date
Source Own work
Author Original: Edward H. Adelson, vectorized by Pbroks13.
SVG development
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This vector image was created with Inkscape.

Licensing

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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  • to share – to copy, distribute and transmit the work
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Under the following conditions:
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Captions

An optical illusion by H. A. Square A is exactly the same shade as Square B.

Items portrayed in this file

depicts

11 December 2018

image/svg+xml

c64f40fbc973ad8da5a176b7281b6d437cd56843

12,395 byte

721 pixel

948 pixel

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current04:37, 14 December 2018Thumbnail for version as of 04:37, 14 December 2018948 × 721 (12 KB)Pbrksagain
04:29, 14 December 2018Thumbnail for version as of 04:29, 14 December 2018948 × 721 (12 KB)Pbrksattempting to pass validator
04:25, 12 December 2018Thumbnail for version as of 04:25, 12 December 2018948 × 721 (12 KB)Pbrksshadows
04:23, 12 December 2018Thumbnail for version as of 04:23, 12 December 2018948 × 721 (12 KB)Pbrksshadows
23:03, 11 December 2018Thumbnail for version as of 23:03, 11 December 2018948 × 721 (12 KB)Pbrksshadows
22:42, 11 December 2018Thumbnail for version as of 22:42, 11 December 2018948 × 721 (8 KB)Pbrksshadows
22:27, 11 December 2018Thumbnail for version as of 22:27, 11 December 2018948 × 721 (8 KB)Pbrksshadows
22:22, 11 December 2018Thumbnail for version as of 22:22, 11 December 2018948 × 721 (8 KB)PbrksUser created page with UploadWizard

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