Kanizsa Polygon Illusion


	We see a shape defined by the missing parts of the disks at its vertices. This optical contour illusion was found by the Italian psychologist Gaetano Kanizsa in 1955.


	Contributed by: Michael Schreiber

Kanizsa Triangle (Wolfram MathWorld)

"Kanizsa Polygon Illusion" from The Wolfram Demonstrations Project
http://demonstrations.wolfram.com/KanizsaPolygonIllusion/

Contributed by: Michael Schreiber

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Cognitive Science
Optical Illusions
Psychology
Puzzles and Recreations: Intermediate
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