Also a very nice engineering detail that makes this building unique is the usage of multiple paradigms. This is in fact the reason why it is used as a cover of

Also a very nice engineering detail that makes this building unique is the usage of multiple paradigms. This is in fact the reason why it is used as a cover of CTM (in many ways an awesome SICP sequel): http://ecx.images-amazon.com/images/I/51JGRqYyy+L.jpg http://ecx.images-amazon.com/images/I/51JGRqYyy+L.jpg