B. Gimeno <NO_### [at] lycoses> wrote:
> Investiga con matrix keyword, tal vez no sea exactamente lo que buscas, pero

> http://enphilistor.users4.50megs.com/matrix.htm

  Matrix transformations can only perform linear transformations. They
can't bend a cylinder into a torus segment.

-- 

                                                          - Warp

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