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Young Girl-Old Woman Illusion

\begin{figure}\begin{center}\BoxedEPSF{HagGirl.epsf scaled 500}\end{center}\end{figure}

A perceptual Illusion in which the brain switches between seeing a young girl and an old woman.

See also Rabbit-Duck Illusion


Pappas, T. The Joy of Mathematics. San Carlos, CA: Wide World Publ./Tetra, p. 173, 1989.

© 1996-9 Eric W. Weisstein