Single Piece of Rope??

 

Mathematics, geometry, perception.

Using your eyes only, is it possible to determine which one consists of a single piece of rope that has its ends joined?

(Or is the task too stressful for your visual system?) pic.twitter.com/s9XkaVNCqz

— Cliff Pickover (@pickover) June 29, 2022

 

Math Pics 2: Illusion

Beautiful Gifs 4: Dynamic Müller-Lyer Illusions by Gianni A. Sarcone

Sarcone, Gianni A. "Dynamic Müller-Lyer Illusion." From Sarcone’s Studio -- A Sarcone & Waeber 

https://www.giannisarcone.com/Muller_lyer_illusion.html
Copyright © G. Sarcone

Can You Look At This Circle Illusion?

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