On 09/30/2013 11:30 PM, Space998@hotmail.com wrote: > incidentally, I just learned that (base-ten) > "casting out nines" is really a property of three,
You might want to re-read. The general case is that, in base "n", casting out "n-1" works. This is true, not just in base 10, where 9 is the square of a prime, but in all bases. For instance, in octal, one casts out 7s.
-- Michael F. Stemper If you take cranberries and stew them like applesauce they taste much more like prunes than rhubarb does.