[racket] 27.1.3

From: Luke Jordan (luke.jordan at gmail.com)
Date: Thu Nov 11 15:50:08 EST 2010

>From your description you haven't done anything wrong that I can tell.  But
there's not enough detail there to help either.  Will you post error
feedback, or your code?  Or if the code will give away the solution I am
happy to help offline (email me direct).
On Thu, Nov 11, 2010 at 12:48, Ken Hegeland <hegek87 at yahoo.com> wrote:

>   I am having trouble changing the Sierpinski function to consume
> structures, instead of coordinates. I used the same function design for
> too-small as in 27.1.1, I edited each sub function used to consume triangles
> as well. When testing the new function with a triangle, and comparing it to
> previous functions the answer is the same.
> (ie (=(somefunction  a b c)(somefunction triangle)). My assumption in the
> final step of the Sierpinski function was to have the recursive call applied
> to a newly made triangle with the correct midpoints as the posns, I used
> (make-triangle p1 mp mp). I'm not quite sure what I have done wrong here.
> Thanks in advance for any help.
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