On Sun, Feb 19, 2012 at 07:05:37AM -0600, Robby Findler wrote: > On Sun, Feb 19, 2012 at 12:30 AM, Gary Baumgartner <g...@cs.toronto.edu> > wrote: > > On a more productive note: in Racket code I define and use 'implies' a lot, > > often conjoined, for predicates. It's mainly of declarative value, which is > > perhaps why it's uncommon in implementation despite how common it is in > > specification. And for boolean expressions in general I also use 'neither'. > > Are these something that others [would] use and so could be added to > > Racket's > > library? > > Seems to me adding implies, nand, and nor to racket/bool is a good idea. > > Let me know if you disagree (and if you disagree after I've already > committed, it is a simple thing to drop the commit or change it).
The trouble is, I can never remember which of 'nand' and 'nor' is which. Either of them could mean 'neither'. But I do know what 'neither' means. -- hendrik ____________________ Racket Users list: http://lists.racket-lang.org/users
