Folks I suggest we transfer this discussion about unary minus to haskell-cafe@haskell.org. As the original poster noted, it is not a subject on which the existing Haskell report is ambiguous or inconsistent, so I don't propose to make any change in Haskell 98. The next version of Haskell, maybe. Simon | -----Original Message----- | From: Jerzy Karczmarczuk [mailto:karczma@info.unicaen.fr] | Sent: 13 August 2001 16:12 | Cc: haskell@haskell.org | Subject: Unary minus (was: micro-rant) | | | matt hellige: | | > ... i think people would | > be pretty frustrated if "-56.2" worked but not "-x"... | | Weell, the Cleaners around have to live with it. -5 works. | For variables they write ~x. But "-" in front of a number is | not a lexical entity, but a syntactic one, so f -5 and f (-5) | are a bit different. | | I didn't follow this discussion, but please avoid this mess | in Haskell. | | Jerzy Karczmarczuk | | _______________________________________________ | Haskell mailing list | Haskell@haskell.org http://www.haskell.org/mailman/listinfo/haskell |