[Haskell-beginners] Who discovered the fold operation?
tonymorris at gmail.com
Fri Sep 7 11:09:38 CEST 2012
On 07/09/12 18:58, Costello, Roger L. wrote:
> Hi Folks,
> Scientists look for recurring patterns in nature. Once a pattern is discovered, its essential ingredients are identified and formalized into a law or mathematical equation. Discovery of a pattern is important and those individuals who make such discoveries are rightfully acknowledged in our annals of science.
> Scientists are not the only ones that look for recurring patterns, so do functional programmers. Once a pattern is discovered, its essential ingredients are identified and formalized into a function.
> Long ago someone in the functional programming community discovered a pattern that has become known as the fold operation. It was an important discovery, on-par with some scientific discoveries.
> Who discovered the fold operation? When?
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