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Re: [Coq-Club] Fixpoint definition

From: Michiel Helvensteijn <mhelvens AT gmail.com>
To: Jacques-Henri Jourdan <jacques-henri.jourdan AT inria.fr>
Cc: Pierre Casteran <pierre.casteran AT labri.fr>, coq-club <coq-club AT inria.fr>
Subject: Re: [Coq-Club] Fixpoint definition
Date: Mon, 15 Jul 2013 22:08:05 +0200

On Mon, Jul 15, 2013 at 10:00 PM, Jacques-Henri Jourdan
<jacques-henri.jourdan AT inria.fr>
wrote:

> What is really strange for me is that the recursion is /trivially/
> structurally decreasing.

But it's structurally decreasing through both `lst` and `pair`, and
basic `Fixpoint` only understands *really trivial* structural
decreasing arguments.

I recently asked a similar (but different) question. Under "Mutually
recursive function with structurally decreasing argument pair?". I'm
still not sure how to solve it properly.

--
www.mhelvens.net

[Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/15/2013
- Re: [Coq-Club] Fixpoint definition, Pierre Casteran, 07/15/2013
  - Re: [Coq-Club] Fixpoint definition, Michiel Helvensteijn, 07/15/2013
  - Re: [Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/15/2013
    - Re: [Coq-Club] Fixpoint definition, Michiel Helvensteijn, 07/15/2013
      - Re: [Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/15/2013
        
        Re: [Coq-Club] Fixpoint definition, Michiel Helvensteijn, 07/15/2013
        
        Re: [Coq-Club] Fixpoint definition, Michiel Helvensteijn, 07/15/2013
        
        Re: [Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/16/2013
        
        Re: [Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/16/2013
        
        Re: [Coq-Club] Fixpoint definition, Daniel Schepler, 07/16/2013
        
        Re: [Coq-Club] Fixpoint definition, Jacques-Henri Jourdan, 07/16/2013