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by cjo 4573 days ago
I think it's easier to reason about in the long run although the initial period of wondering why you don't just set up a data structure and bang on it in place is a little bumpy.

The syntax is always[0] (procedure argument-1 argument-2 ...) where the procedure is applied to the arguments.

about half-hour in to this lecture the syntax is explained: http://ocw.mit.edu/courses/electrical-engineering-and-comput...

[0] - almost always. Macros look the same and often get treated the same but they are very different.