[Agda] Re: [Coq-Club] Propositional extensionality: the return of the revenge

[Altenkirch Thorsten]

On 02/03/2014 19:07, "Andreas Abel" <abela at chalmers.se> wrote:

>This concerns the current "musical" coinduction mechanism (which was
>never sound anyway).
>

Musical = flat and sharp. Why is this not sound?

Cheers,
Thorsten

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