From: Joel VanderWerf <vjoel@...>
Date: 2003-03-14T00:44:38+09:00
Subject: Re: Recursion

MikkelFJ wrote:
> "Daniel Carrera" <dcarrera@math.umd.edu> wrote in message
> news:20030313010257.GA3381@math.umd.edu...
> 
>>You mean, like this? :
>>
>># Compute the Greatest Common Divisor.
>>def gcd(a,b)
>>    return a if b == 0
>>    return gcd(b, a % b)
>>end
>>
>>On Thu, Mar 13, 2003 at 09:57:25AM +0900, Mattia Peronio wrote:
>>
>>>Please, I need an example of recursive function with 2 or more
>>>parameters, i.e. the euclidean formula for maximum common divisor.
>>>thank you very much,
>>>Mattia
> 
> 
> May I suggest that we do not directly solve what appears to be home
> assignments?

Indeed. And as a punishment for this offense, the offending party should 
write out the decimal represenatation of

A(5, 5)

where

A(0, n) = n + 1
A(m+1, 0) = A(m, 1)
A(m+1, n+1) = A(m, A(m+1, n))

(Ackermann's function)

Oops. Now I guess I gotta do it, too ;)