[Haskell-cafe] meaning of "referential transparency"
eli.lee.frey at gmail.com
Sat Apr 6 20:21:34 CEST 2013
Reddit discussions of said SO question.
This was a fascinating exchange and I'm glad to be reminded to revisit it
On Sat, Apr 6, 2013 at 11:13 AM, Kim-Ee Yeoh <ky3 at atamo.com> wrote:
> On Sun, Apr 7, 2013 at 12:43 AM, Henning Thielemann
> <lemming at henning-thielemann.de> wrote:
> > Can someone enlighten me about the origin of the term "referential
> > transparency"? I can lookup the definition of "referential transparency"
> > the functional programming sense in the Haskell Wiki and I can lookup the
> > meaning of "reference" and "transparency" in a dictionary, but I don't
> > why these words were chosen as name for this defined property.
> Instead of a immaculately precise definition, may I suggest going
> about it from the practical benefits POV? RT matters so much in
> Haskell because of the engineering leverage it gives us. Bird's Pearls
> are a good source of Why Equational Reasoning Matters.
> -- Kim-Ee
> Haskell-Cafe mailing list
> Haskell-Cafe at haskell.org
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