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From: Michael Walter (michael.walter_at_[hidden])
Date: 20041108 17:26:23
On Mon, 08 Nov 2004 09:03:24 +0000, Reece Dunn <msclrhd_at_[hidden]> wrote:
> Michael Walter wrote:
> >On Sat, 6 Nov 2004 13:12:14 +0000, Val Samko <boost_at_[hidden]> wrote:
> > > MW> On Fri, 5 Nov 2004 23:54:30 +0000, Val Samko <boost_at_[hidden]>
> >wrote:
> > > >> Once again, in geometry, vector and point are practically the same
>
>
> >thing.
> > > MW> Not really  you can only represent a point by its radius/position
> > > MW> vector wrt a given coordinate system.
> > >
> > > I thought we are only talking about Cartesian coordinates? Does anyone
> > > really need a gui library for radial coordinate system? :)
> >Apologies  I was apparently using the wrong term (not a native
> >English speaker), and was just seeing "the vector r from the origin to
> >the current position" on Mathworld. Googling a bit more it appears
> >that it is such a vector in a polar/spherical coordinate system only.
> >
> >The word I was looking for is "Ortsvektor" in German, the vector from
> >the origin to a certain point. What would be the proper word for that
> >in English (tried googling, failed :)?
>
> "Ort" means place, so it would be "place vector", or more likely "position
> vector". Is this what you mean?
>
> Using http://dictionary.reference.com/translate/text.html produces "radius
> vector".
Both of which seem to be wrong, as they appear to be used with
pola/spherical coordinate systems only  as I wrote above. If you
above, you will also see that I used both terms above, and it caused
misunderstanding.
Cheers,
Michael
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