Iterating Affine Transforms
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An affine transformation is one that preserves collinearity. For example, translation, rotation, scaling, and shearing are affine transformations.
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Contributed by: Enrique Zeleny (January 2015)
Open content licensed under CC BY-NC-SA
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An affine transformation can be written as
,
,
where is the translation vector. The scaling factor is
and the angle of rotation is
, so that
,
.
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