The Coq mailing list

[Daniel de Rauglaudre <daniel.de_rauglaudre AT inria.fr>]

On Fri, Aug 05, 2016 at 05:34:57AM -0400, Clément Pit--Claudel wrote:

> > 1/ I don't remember the Internet tool to chat with Coq users, to ask
> >    simple questions. I used it once a long time ago, but I did not
> >    notice what I used, and I cannot find it again through google.
> 
> Could it be IRC? #coq on freenode.

Ah yes. Thanks. Next time I ask there :-)

> Require Import Psatz.
> Goal (1 / 3) = 1 -> False.
> Proof.
>   lra.
> Qed.

Great. Thanks. It works. I found it on the Internet but I did not
understand that I had to import Psatz.

-- 
Daniel de Rauglaudre
http://pauillac.inria.fr/~ddr/