[plt-scheme] Newbie Schemer question

> I would like to execute a function that has one of its variable defined
> outside this function, in an upper context. Suppose that I define a simple

Perhaps MzScheme's "parameters":

http://download.plt-scheme.org/doc/mzscheme/mzscheme-Z-H-7.html#%_sec_7.4

-- 
                                                        Neil W. Van Dyke
                                             http://www.neilvandyke.org/