Circle/Sphere Packing.

 From:  PaQ
11874.5 In reply to 11874.4 
Is there a fancy (quick) method to compute this kind of packing ?
My method is pretty lame here, involving a lots of iteration (basically I'm packing circles one by one until threr is no space left).
It does gives some nice result tho, wish it could be done in a more elegant way.