I know I use it all the time in my PLaneT packages.<br><br><div class="gmail_quote">On Wed, Sep 21, 2011 at 8:43 PM, Sam Tobin-Hochstadt <span dir="ltr"><<a href="mailto:samth@ccs.neu.edu">samth@ccs.neu.edu</a>></span> wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="im">On Wed, Sep 21, 2011 at 10:24 PM, Robby Findler<br> <<a href="mailto:robby@eecs.northwestern.edu">robby@eecs.northwestern.edu</a>> wrote:<br> ><br> > Did anyone check and see if there are any uses of (define <x> (let ()<br> > ...)) in the tree or on planet?<br> <br> </div>I know I've used this idiom, and even more:<br> <br> (define-values (x y) (let () ...))<br> <font color="#888888"><br> --<br> sam th<br> <a href="mailto:samth@ccs.neu.edu">samth@ccs.neu.edu</a><br> </font><div><div></div><div class="h5">_________________________________________________<br> For list-related administrative tasks:<br> <a href="http://lists.racket-lang.org/listinfo/users" target="_blank">http://lists.racket-lang.org/listinfo/users</a><br> </div></div></blockquote></div><br>