File:Ehrenstein figure.svg

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Ehrenstein_figure.svg(SVG file, nominally 245 × 534 pixels, file size: 11 KB)

[edit] Summary

Description

Ehrenstein Figure, developed by German psychologist Walter Ehrenstein in 1941, provides the foundation for the illusions that follow. Adding a circle (bottom) destroys the illusion of a bright central disk.

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Date

2006

Source

Own Drawing

Author

Nevit Dilmen (talk)

Permission
(Reusing this image)
I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".

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Creative Commons license
Creative Commons Attribution Creative Commons Share Alike
This file is licensed under the Creative Commons Attribution ShareAlike 3.0 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license

This licensing tag was added to this file as part of the GFDL licensing update.


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[edit] Licensing

GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".

Afrikaans | Alemannisch | Aragonés | العربية | Asturianu | Беларуская | Беларуская (тарашкевіца) | Български | বাংলা | ইমার ঠার/বিষ্ণুপ্রিয়া মণিপুরী | Brezhoneg | Bosanski | Català | Cebuano | Česky | Dansk | Deutsch | Ελληνικά | English | Esperanto | Español | Eesti | Euskara | فارسی | Suomi | Français | Gaeilge | Galego | עברית | Hrvatski | Magyar | Հայերեն | Bahasa Indonesia | Ido | Íslenska | Italiano | 日本語 | ქართული | ភាសាខ្មែរ | 한국어 | Kurdî / كوردی | Latina | Lëtzebuergesch | Lietuvių | 文言 | Македонски | Bahasa Melayu | Malti | Nnapulitano | Plattdüütsch | Nederlands | ‪Norsk (nynorsk)‬ | ‪Norsk (bokmål)‬ | Occitan | Polski | Português | Română | Русский | Slovenčina | Slovenščina | Shqip | Српски / Srpski | Svenska | Kiswahili | తెలుగు | ไทย | Tagalog | Türkçe | Українська | اردو | Vèneto | Tiếng Việt | Volapük | Yorùbá | 中文 | ‪中文(简体)‬ | ‪中文(繁體)‬ | +/−

File history

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Date/TimeThumbnailDimensionsUserComment
current15:01, 15 March 2007Thumbnail for version as of 15:01, 15 March 2007245×534 (11 KB)Nevit (Talk | contribs) ({{Information |Description=Ehrenstein Figure, developed by German psychologist Walter Ehrenstein in 1941, provides the foundation for the illusions that follow. Adding a circle (bottom) destroys the illusion of a bright central disk. |Source=Own [[Drawin)

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