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Rotating Square Illusion


Rotating rounded square

In the illusion illustrated above, when the concentric square borders with rounded edges are rotated slowly, the entire pattern appears to pulsate radially.


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Cite this as:

Weisstein, Eric W. "Rotating Square Illusion." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/RotatingSquareIllusion.html

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