Proposal: alpha-rename the type signatures of foldl, foldl', and scanl to be consistent with foldr and scanr

Henning Thielemann lemming at
Mon Oct 15 19:53:54 CEST 2012

On Mon, 15 Oct 2012, Dan Burton wrote:

> Ah, but this is precisely why I personally do use the "r" convention: because anywhere in the type
> signature where I see an "r", I know that it must match with the "result" type (the one at the end of the
> chain of arrows).

Would you also call input types 'i', or maybe 'a' because they are 
arguments, or 'p' because they are parameters?

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