Re: [isabelle] Sets


On Friday 10 March 2006 03:51, Kobayashi, Hidetsune wrote:
>   Let A be a set (A :: 'a set), then is there a
> set (B :: 'b set) which is isomorphic to A?

this depends on A, 'a and 'b.  It is not true in general.  For example, take 
'a to be int, A to be UNIV, and 'b to be bool.


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