Hering Illusion
YOUR LINK HERE:
http://youtube.com/watch?v=_vJ27qYOhzs
http://demonstrations.wolfram.com/Her... • • The Wolfram Demonstrations Project contains thousands of free interactive visualizations, with new entries added daily. • • The Hering illusion was first discovered by German physiologist Ewald Hering in 1861. It shows how straight lines can appear to be bent in the presence of background lines. • • Contributed by: Rob Morris • Based on a program by: Margherita Barile
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