Rotation

Card Set Information

Author:
roxrn14
ID:
15435
Filename:
Rotation
Updated:
2010-04-20 21:42:47
Tags:
Geometry
Folders:

Description:
Rotation
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  1. Ro,90°:


    (x,y) → (-y,x)


  2. Ho:


    (x,y) → (-x,-y)


  3. (Ro,-90°)Ro,270°:


    (x,y) → (y,-x)


  4. Ro,360°:


    (x,y) → (x,y)


  5. Matrices Ro,90°:


    • [0 , -1]
    • [1 , 0]


  6. Matrices Ho:


    • [-1 , 0]
    • [0 , -1]


  7. Matrices (Ro,-90°)Ro,270°:


    • [0 , 1]
    • [-1 , 0]


  8. Matrices Ro,360°:


    • [1 , 0]
    • [0 , 1]

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