[racket] Is there a name for: (lambda (x) (x)) ?

From: David Van Horn (dvanhorn at ccs.neu.edu)
Date: Thu Sep 23 11:19:08 EDT 2010

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))


    (lambda (x) x)


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