[isabelle-dev] Abbreviations + Monad_Syntax introduce "unit itself" additional type variable

[Florian Haftmann]

>>>> Here a bisect would be helpful when this came to happen
>>>> actually (or is it already present in Isabelle2013).
>>>
>>> This one already goes wrong in Isabelle2013.
>>
>> OK.  I guess it is some variant of the ever recurring problem of »hidden
>> polymorphism«.  Will take some time to figure out actually.
> 
> I've lost track of this thread.
> 
> For me the question right now: Is there anything left to do for
> Isabelle2013-1?

The conservative answer is: since it has been the same thing already in
the last release, there is no urgent pressure to do someting about it now.

	Florian

-- 

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