Subject:
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Re: MLCad wishlist (was Re: Ice Cream
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Newsgroups:
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lugnet.cad.mlcad
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Date:
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Thu, 9 Dec 1999 16:25:14 GMT
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Viewed:
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1541 times
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In other words, A*B is not equal to B*A, when A and B are matrices.
Steve
In lugnet.cad.mlcad, J G Gregory wrote:
> 3D rotations are not transitive.
> --Jack Gregory
>
> Mogens Sørensen <Djelle@get2net.dk> wrote in message
> news:FMFuD4.6t4@lugnet.com...
> > Hi everybody. This is my first post on Lugnet :-)
> >
> > > LEdit rotations are calculated like:
> > > <New Orientation> = <Current Orientation> * <New rotation>
> > >
> > > MLCAD rotations seem to be calculated like:
> > > <New Orientation> = <New rotation> * <Current Orientation>
> >
> > As fare as I remembers, A*B is equals to B*A :-) But I get your idea.
>
>
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