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Re: [Coq-Club] Re: Recursive call on a non-recursive argument of constructor


chronological Thread 
  • From: Tom Harke <harke AT cs.pdx.edu>
  • To: Coq User <coquser AT googlemail.com>
  • Cc: coq-club AT pauillac.inria.fr, Tom Harke <harke AT cs.pdx.edu>
  • Subject: Re: [Coq-Club] Re: Recursive call on a non-recursive argument of constructor
  • Date: Tue, 25 Aug 2009 11:04:19 -0700
  • List-archive: <http://pauillac.inria.fr/pipermail/coq-club/>

When you use CoFixpoint the result type must be CoInductive.
So, I can get your example to check if I change
> CoFixpoint singleton:SpecialObject :=
to
> CoFixpoint singleton:Object :=
though I don't know if this is what you want.





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