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Topic: Hilbert-plane
Replies: 3   Last Post: May 3, 2006 8:06 AM

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John Conway

Posts: 2,238
Registered: 12/3/04
Re: Hilbert-plane
Posted: Jan 31, 2001 10:55 AM
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On 31 Jan 2001, Anonymous wrote:

> Could anybody proove, why Desargues theorem is not valid in the
> Hilbert-plane?

If I only knew what "the Hilbert-plane" WAS, maybe I could
prove THAT Desargues' theorem isn't valid there, but I don't
know what would count as an explanation of WHY that's so!

John Conway

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