Re: Re: [Haskell-cafe] Questions about the Functor class and it's use in "Data types à la carte"

[jerzy . karczmarczuk]

Roberto Zunino writes: 

without seq, there is no way to distinguish between undefined and (const
undefined), 

"no way to distinguish" is perhaps too strong. They have slightly
different types. 


Jerzy Karczmarczuk 


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