[Haskell-cafe] What is a number. (Was: Num instances for
2-dimensional types)
Miguel Mitrofanov
miguelimo38 at yandex.ru
Mon Oct 5 12:46:20 EDT 2009
> "Just pairs" have no natural arithmetic upon them.
Exactly my point.
> BTW. the missing term of M.M. is DUAL NUMBERS.
Remembered this already. Thanks anyway.
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