[Agda] `let' and `case'

Andreas Abel andreas.abel at ifi.lmu.de
Mon Apr 11 16:02:58 CEST 2016


A recent improvement on the long standing issue 480 could have brought 
the effect you are experiencing.

   https://github.com/agda/agda/issues/480

On 09.04.2016 21:05, Sergei Meshveliani wrote:
> Dear Agda developers,
>
> I have an impression that treating of  `let' and case_of_  has changed,
> and is now much better than 1-2 years ago.
> In old days I almost stopped using case_of_ and `let', because the type
> checker reported errors, so I used `with' almost everywhere.
> For example, I was stuck when one of the `case' branches returned
> \bot-elim (there was needed a certain subtle version of `case').
>
> Since March 2016, I return trying case_of_ and `let', and find that they
> work everywhere.
>
> I do not provide concrete examples, this is an impression.
> But has the type checker changed essentially with this respect?
>
> Regards,
>
> ------
> Sergei
>
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-- 
Andreas Abel  <><      Du bist der geliebte Mensch.

Department of Computer Science and Engineering
Chalmers and Gothenburg University, Sweden

andreas.abel at gu.se
http://www2.tcs.ifi.lmu.de/~abel/


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