[Axiom-math] Re: order of arguments of (choose k n) in books/arithmetic/binomial.lisp

[root]

Josh

> The 'choose' function in binomial.lisp is declared as:
>       (defun choose (k n) ...)
> But in the binomial coefficient notation, n appears above k.  Also, it
> is normally said aloud as "n choose k" and written as nCk.
> 
> The function would be easier to use if it took its parameters in the
> standard order (n k).
> 
> -- 
> Josh Purinton

This seems reasonable. I need to do checking to find out if and where
it is used. If it isn't used I will reverse them.

Tim