Mon, 12 Feb 2001 12:04:39 +0100 (CET), Marcin 'Qrczak' Kowalczyk <[EMAIL PROTECTED]> pisze: > This is my bet. I changed my mind: class Eq a => PartialOrd a where -- or Ord (<), (>), (<=), (>=) :: a -> a -> Bool -- Minimal definition: (<) or (<=). -- For partial order (<=) is required. -- For total order (<) is recommended for efficiency. a < b = a <= b && a /= b a > b = b < a a <= b = not (b < a) a >= b = b <= a -- __("< Marcin Kowalczyk * [EMAIL PROTECTED] http://qrczak.ids.net.pl/ \__/ ^^ SYGNATURA ZASTÊPCZA QRCZAK _______________________________________________ Haskell-Cafe mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell-cafe
- Re: A sample revised prelude for numeric classes William Lee Irwin III
- Re: A sample revised prelude for numeric cl... David Barton
- Re: A sample revised prelude for numeric classes Marcin 'Qrczak' Kowalczyk
- Re: A sample revised prelude for numeric classes Marcin 'Qrczak' Kowalczyk
- Re: A sample revised prelude for numeric cl... Dylan Thurston
- Re: A sample revised prelude for numeric classes Bjorn Lisper
- Re: A sample revised prelude for numeric classes John Meacham
- Re: A sample revised prelude for numeric classes Ketil Malde
- Re: A sample revised prelude for numeric cl... Jon Fairbairn
- Re: A sample revised prelude for numeric classes Marcin 'Qrczak' Kowalczyk
- Re: A sample revised prelude for numeric cl... Marcin 'Qrczak' Kowalczyk
- Re: A sample revised prelude for numeric classes Dylan Thurston
- Re: A sample revised prelude for numeric cl... William Lee Irwin III
- Re: A sample revised prelude for numeric classes Dylan Thurston
- Re: A sample revised prelude for numeric cl... Marcin 'Qrczak' Kowalczyk