[Agda] Coinductive families

Nils Anders Danielsson nad at Cs.Nott.AC.UK
Tue Oct 5 15:39:38 CEST 2010


On 2010-10-05 13:58, Andreas Abel wrote:
>
> On Oct 5, 2010, at 2:52 PM, Thorsten Altenkirch wrote:
>
>> Could we not view record types as data types with one constructor?
>
> Not always, since record patterns are translated away sometimes.

And primitive record patterns break subject reduction in the presence of
η-equality:

   http://code.google.com/p/agda/issues/detail?id=276

--
/NAD



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