On 2013-09-27, at 2:39 PM, Bradley Lucier <lucier at math.purdue.edu> wrote: > On 09/27/2013 02:31 PM, Marc Feeley wrote: >> It seems you need commas before your references of result. > > I don't think so: When I try compiling your code, I get "result" where you get #!void . Perhaps you are not showing us the whole code? Marc