[Haskell-cafe] Very freaky

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Thu Jul 12 19:20:11 EDT 2007

On Jul 12, 2007, at 17:11 , Andrew Coppin wrote:

> Felipe Almeida Lessa wrote:
>> On 7/12/07, Andrew Coppin <andrewcoppin at btinternet.com> wrote:
>>> How come the set of all sets doesn't exist?
>> http://www.google.com/search?q=set+of+all+sets
>> leads to http://en.wikipedia.org/wiki/Set_of_all_sets which has the
>> answer, I think.
> Ouch.
> Clearly, set theory is way more complicated than people make out.  
> (I always thought a "set" was just a collection of objects...)

You might want to look over some of the introductory set theory stuff  
on the Good Math, Bad Math blog:  http://scienceblogs.com/goodmath/

brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university    KF8NH

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