A reflection in a line through the origin just
transforms each vector into its mirror image in that line. Vectors along the
line transform into themselves. Vectors perpendicular to the line transform
into their negatives.
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| Introduction | Projections in 2-space | Reflections in 2-space | Scale changes in 2-space |
| Shears in 2-space | Rotations in 2-space | A sampler of 3-space matrix operators | |
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