Re: Euclidean geometry -- isometries or similarities?



In <1121594949.889826.78300@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>, on
07/17/2005
at 03:09 AM, stebla@xxxxxxxxxxxx said:

>I think we should take the dilatations seriously; their absence is
>evidence that space is not affine.

What absence? Dilations exist in Euclidean Geometry, they are just ot
symmetries of the metric.

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Shmuel (Seymour J.) Metz, SysProg and JOAT <http://patriot.net/~shmuel>

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