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Re: [Coq-Club] Does Coq actively convert things to Prop?


chronological Thread 
  • From: Bernard Hurley <bernard AT marcade.biz>
  • To: Andrej Bauer <andrej.bauer AT andrej.com>
  • Cc: coq-club AT inria.fr
  • Subject: Re: [Coq-Club] Does Coq actively convert things to Prop?
  • Date: Wed, 18 Apr 2012 12:48:18 +0100

On Wed, Apr 18, 2012 at 01:36:57PM +0200, Andrej Bauer wrote:
> >>
> 
> I am not proposing an incompatibility change, I think. I am proposing
> that the type should be honored when explicitly given. Because I
> explicitly defined that Q should map to Type, it should map to Type.
> If I asked Coq to _infer_ the type and it decided it was Prop, then I
> would have no objection. But as far as I am concerned this is a bug.
> If I define
> 
> Definition cow : Bovine := ....
> 
> then cow should be Bovine and not something else. I am tempted to file
> a bug report.
>

I've only used Coq for about a month so perhaps I don't appreciate the issues 
involved.
However it does seem reasonable to me that you should get what you ask for!

Regards,

Bernard 



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