Sample illusion

Author:: Dave Van Leeuwen

When segments are shown, the impression is that of rotation. When segments are turned off and curve is shown, the same motion gives a very different impression.

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Woven
Road Runner (beep, beep)
Cube of a Binomial - Volume Model
Art and Rotational Symmetry
Oriented Angles and the Unit Circle

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Directed Number Multiplication
Step 9
Dialations and similarities
Untitled
sphere rotating around axis = TORUS

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Ratios
Vectors
Kite
Tangent Line or Tangent
Cosine