Re: [isabelle-dev] Infinite_Set.thy

2015-11-27 Thread Tobias Nipkow


On 27/11/2015 16:11, Lawrence Paulson wrote:

This theory proves a number of useful properties of infinite sets, and 
consequently, of finite sets. I’m wondering whether it makes sense to have this 
theory (a 17 KB file) in the Library when our main theory Finite_Set.thy (60 
KB) is part of the standard HOL development. Of course we are all against 
bloat, but the separation of this material from the other material looks 
artificial.


I remember other people suggesting this as well, albeit not on this list. It 
seems fair to me. Only the function atmost_one at the very end should go 
somewhere else.


Tobias


Larry

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[isabelle-dev] Infinite_Set.thy

2015-11-27 Thread Lawrence Paulson
This theory proves a number of useful properties of infinite sets, and 
consequently, of finite sets. I’m wondering whether it makes sense to have this 
theory (a 17 KB file) in the Library when our main theory Finite_Set.thy (60 
KB) is part of the standard HOL development. Of course we are all against 
bloat, but the separation of this material from the other material looks 
artificial.

Larry

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