Affine transforms - matrix algebra

[Martin Desruisseaux]

Le 16/07/12 13:28, Kirill.Prazdnikov a écrit :
> What is the point of setting 4x4 matrix of the last row must be 0,0,0,1 ?
> Should we remove 4x4 case at all ?

The array could be the result of a computation performed by some other 
Linear Algebra library, which may not be aware of the affine special 
case. However I don't know if this use case would be common or not.

     Martin