Fw: [plt-scheme] Tree recursion

----- Original Message ----- 
From: "Jos Koot" wrote
> If I remember correctly, there are also instructions in HtDP how to 
> proceed. The book no longer is online, alas.

Saw the correction of Robby Findler? The book is available on line. My 
mistake. Sorry.
The instructions on how to download and customize DrScheme are indeed in 
HtDP.

Download:
http://www.htdp.org/2003-09-26/Companion/drscheme-Z-H-3.html#node_sec_0.2

Customize:
http://www.htdp.org/2003-09-26/Companion/drscheme-Z-H-3.html#node_sec_0.3

It is realy very simple to use DrScheme. Even I can :)
Jos