<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=iso-8859-1"> <META content="MSHTML 6.00.6000.16414" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV>I forgot to mention that the identifiers for def and var can contain periods:</DIV> <DIV> </DIV> <DIV>(define-struct-type (a.b s c p) (c.d) (make-inspector))<BR>(a.b e.f (1))<BR>e.f.c.d ;--> 1</DIV> <DIV> </DIV> <DIV>(((((lambda(x)((((((((x x)x)x)x)x)x)x)x))<BR>    (lambda(x)(lambda(y)(x(x y)))))<BR>   (lambda(x)(x)x))<BR>  (lambda()(printf "Greetings, Jos~n")))</DIV></BODY></HTML>