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Bouncing Point


Best Answer Anza Power, 03 August 2013 - 07:34 PM

I have a proof:

 

Spoiler for
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#11 gavinksong

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Posted 03 August 2013 - 03:40 PM

It would be nice to see a proof that doesn't use the concept of countability :)

 

That would be very impressive.

 

The explanation I have in mind does, but bonanova didn't really mention it in his post, so perhaps we will see one.


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#12 Anza Power

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Posted 03 August 2013 - 07:34 PM   Best Answer

I have a proof:

 

Spoiler for

Edited by Anza Power, 03 August 2013 - 07:36 PM.

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#13 gavinksong

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Posted 04 August 2013 - 04:44 AM

I have a proof:

 

Spoiler for

 

That is exactly right.  :thumbsup:

 

You didn't need make the assumption that it was a square or use coordinates, but using those formalities is probably good practice...

 

Good job!


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