On Dec 6, 2008, at 11:08 PM, Mark Engelberg wrote:

Well, part of the puzzle is to figure out why filter works just fine
on the output of the range function, but not on the output of the map
function.

Good point and my previous analysis was all wet. lazy-cons is a macro. Its arguments aren't evaluated until later.

It's fun seeing some more detail about how it all works.

I look forward to seeing a solution!

--Steve

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