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| 1st degree Black Belt
Status: Offline Posts: 250
Thanks Given: 9
Thanked 8x in 6 Posts
Join Date: Jan 2005 Rep Power: 17 |
03-16-2006, 12:07 AM
I offer my own modification of Erhenstain illusion. You see that square appears distorted, but differently (Picture 1).  Let’s put one picture of Erhenstain illusion on another: you see that perceived picture of square depends on a background: 
Last edited by zeroca : 03-16-2006 at 07:00 AM.
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