Sorry, I was too hasty. Thanks for the correctrion. Jos > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of David Van Horn > Sent: 23 September 2010 17:19 > To: [email protected] > Subject: Re: [racket] Is there a name for: (lambda (x) (x)) ? > > On 9/23/10 11:02 AM, Jos Koot wrote: > > I often wondered why -identity- is not included in the exports of > > racket/base. > > But which functions would we choose? > > (lambda (x) x) > > or > > (lambda x (apply values x)) > > which can simply be wrtitten as > > values > > So -values- may be the identity you are looking for. > > Jos -- your eyes missed a set of parens. The function in question is: > > (lambda (x) (x)) > > not > > (lambda (x) x) > > David > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/users
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