i think the range should defined as
right ?
Hi
here is link to Pascal's rule at wikipedia
Pascal's rule - Wikipedia, the free encyclopedia
its written as
if we plug in k=n+1 , we get
is something wrong ?
I beleive so, >>Planet Math's<< limits for k are what we might expect
I think I should also give >>Proof Wiki's<< page a plug.
CB
Some authors define
whenever it is not true that .
See, for example, Knuth, "The Art of Computer Programming, Vol 1", or
Binomial Coefficient -- from Wolfram MathWorld.
By this definition, it is correct to say that
.