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affine transformation 2d....Degrees of freedom

Math and Physics Programming

Started by _walrus February 06, 2002 01:50 AM

0 comments, last by _walrus 23 years ago

Author

126

February 06, 2002 01:50 AM

This may seem like a simple question, but how many degrees of freedom does an affine transformation have in 2d? Thanks

https://twitter.com/wes_tam

johnb

352

February 06, 2002 04:51 AM

six: it can be represented by a general 2x2 matrix + a 2D translation vector, giving 4 + 2 = 6 degrees of freedom.

John BlackburneProgrammer, The Pitbull Syndicate

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