[plt-scheme] Trace in versions 209 and 299.404

From: Prabhakar Ragde (plragde at uwaterloo.ca)
Date: Sat Oct 29 18:24:59 EDT 2005

Paolo Jorge Matos wrote:

> (require (lib "trace.ss"))
> (trace inverte-iter)
> (trace inverte-iter-aux)

What's the official HtDP line on the use of trace? I bet my students 
would love to know about this. I am not sure I want to tell them about 
it. --PR

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