[Haskell-cafe] Reference for technique wanted

Stephen Tetley stephen.tetley at gmail.com
Mon Nov 1 04:09:06 EDT 2010

On 31 October 2010 23:05, Gregory Collins <greg at gregorycollins.net> wrote:

> They're called difference lists:

Andy Gill and Graham Hutton's first worker wrapper paper calls then
Hughes lists.

This seems more apt to me than difference lists as difference lists
(in the Haskell formulation at least*) don't seem to have any
connection to a notion "difference".

Best wishes


* It seems from other commentators on the thread that Haskell Hughes
lists are actually different from Prolog difference lists anyway.

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