Drexel dragonThe Math ForumDonate to the Math Forum



Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.


Math Forum » Discussions » sci.math.* » sci.math

Topic: Some where equidistant
Replies: 5   Last Post: Jul 16, 2013 4:29 AM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
David C. Ullrich

Posts: 3,210
Registered: 12/13/04
Re: Some where equidistant
Posted: Jul 13, 2013 12:10 PM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

On Fri, 12 Jul 2013 21:05:15 -0700, William Elliot <marsh@panix.com>
wrote:

>Let (S,d) be a compact connected metric space and
>f:S -> S a homeomorphism. How would one show
>there's some distinct x,y with d(f(x),f(y)) = d(x,y)?


You still haven't given a correct statement of the
problem! One of the counterexamples quasi
mentioned is a counterexample to this version
as well.






Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2014. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.